diff --git a/.gitignore b/.gitignore
index 954707a..bb0ce32 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,3 +22,5 @@ yarn-error.log*
 
 docker-compose.override.yml
 vue.config.js
+
+src/config/firebase.js
diff --git a/package.json b/package.json
index 07db7bc..e90e71b 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,7 @@
     "lint": "vue-cli-service lint"
   },
   "dependencies": {
+    "firebase": "^5.8.3",
     "material-design-icons-iconfont": "^4.0.4",
     "vue": "^2.5.22",
     "vue-router": "^3.0.1",
diff --git a/src/components/AppHeader.vue b/src/components/AppHeader.vue
index 54155af..6256bc4 100644
--- a/src/components/AppHeader.vue
+++ b/src/components/AppHeader.vue
@@ -36,28 +36,41 @@
             };
         },
         computed: {
+            isUserAuthentificated() {
+                return this.$store.getters.isUserAuthentificated;
+            },
             menuItems() {
+                if (this.isUserAuthentificated) {
+                    return [
+                        {
+                            icon: 'visibility',
+                            title: 'Статьи',
+                            route: '/articles',
+                        },
+                        {
+                            icon: 'extension',
+                            title: 'Учить слова',
+                            route: '/words',
+                        },
+                        {
+                            icon: 'account_circle',
+                            title: 'Мой профиль',
+                            route: '/profile',
+                        },
+                        {
+                            icon: 'exit_to_app',
+                            title: 'Выйти',
+                            route: '/sign_out',
+                        },
+                    ];
+                }
+
                 return [
                     {
                         icon: 'visibility',
                         title: 'Статьи',
                         route: '/articles',
                     },
-                    {
-                        icon: 'extension',
-                        title: 'Учить слова',
-                        route: '/words',
-                    },
-                    {
-                        icon: 'account_circle',
-                        title: 'Мой профиль',
-                        route: '/profile',
-                    },
-                    {
-                        icon: 'exit_to_app',
-                        title: 'Выйти',
-                        route: '/sign_out',
-                    },
                     {
                         icon: 'input',
                         title: 'Войти',
diff --git a/src/config/firebase.example.js b/src/config/firebase.example.js
new file mode 100644
index 0000000..df2dcdd
--- /dev/null
+++ b/src/config/firebase.example.js
@@ -0,0 +1,8 @@
+export default {
+    apiKey: "test",
+    authDomain: "test.firebaseapp.com",
+    databaseURL: "https://test.firebaseio.com",
+    projectId: "test",
+    storageBucket: "test.appspot.com",
+    messagingSenderId: "test"
+};
diff --git a/src/main.js b/src/main.js
index bbbb148..b39d2c8 100644
--- a/src/main.js
+++ b/src/main.js
@@ -1,12 +1,16 @@
 import Vue from 'vue';
 import Vuetify from 'vuetify';
+import firebase from 'firebase';
 
 import 'vuetify/dist/vuetify.min.css';
 import 'material-design-icons-iconfont/dist/material-design-icons.css';
 
-import App from './App.vue';
-import router from './router';
-import store from './store';
+import App from '@/App.vue';
+import router from '@/router';
+import store from '@/store';
+import firebaseConfig from '@/config/firebase';
+
+firebase.initializeApp(firebaseConfig);
 
 Vue.config.productionTip = false;
 Vue.use(Vuetify);
@@ -14,5 +18,10 @@ Vue.use(Vuetify);
 new Vue({
   router,
   store,
-  render: h => h(App)
+  render: h => h(App),
+  created: function onApplicationCreated() {
+    firebase.auth().onAuthStateChanged((user) => {
+      this.$store.dispatch('stateChanged', user);
+    });
+  }
 }).$mount('#app');
diff --git a/src/store.js b/src/store.js
index 3c7424e..93019a0 100644
--- a/src/store.js
+++ b/src/store.js
@@ -1,16 +1,14 @@
-import Vue from 'vue'
-import Vuex from 'vuex'
+import Vue from 'vue';
+import Vuex from 'vuex';
 
-Vue.use(Vuex)
+import generalModule from '@/store/general';
+import userModule from '@/store/user';
+
+Vue.use(Vuex);
 
 export default new Vuex.Store({
-  state: {
-
+  modules: {
+    userModule,
+    generalModule,
   },
-  mutations: {
-
-  },
-  actions: {
-
-  }
-})
+});
diff --git a/src/store/general.js b/src/store/general.js
new file mode 100644
index 0000000..e8432ea
--- /dev/null
+++ b/src/store/general.js
@@ -0,0 +1,21 @@
+export default {
+    state: {
+        processing: false,
+        error: null,
+    },
+    mutations: {
+        setProcessing(state, payload) {
+            state.processing = payload;
+        },
+        setError(state, payload) {
+            state.error = payload;
+        },
+        cleanError(state) {
+            state.error = null;
+        },
+    },
+    getters: {
+        getProcessing: state => state.processing,
+        getError: state => state.error,
+    }
+};
diff --git a/src/store/user.js b/src/store/user.js
new file mode 100644
index 0000000..837d2a7
--- /dev/null
+++ b/src/store/user.js
@@ -0,0 +1,63 @@
+import firebase from 'firebase';
+
+export default {
+    state: {
+        user: {
+            isAuthentificated: false,
+            uid: null,
+        },
+    },
+    mutations: {
+        setUser(state, payload) {
+            state.user.isAuthentificated = true;
+            state.user.uid = payload;
+        },
+        unSetUser(state) {
+            state.user.isAuthentificated = false;
+            state.user.uid = null;
+        }
+    },
+    actions: {
+        signUp({ commit }, payload) {
+            commit('setProcessing', true);
+
+            const { email, password } = payload;
+            firebase.auth()
+                .createUserWithEmailAndPassword(email, password)
+                .then((response) => {
+                    commit('setUser', response.user.uid)
+                    commit('setProcessing', false);
+                })
+                .catch(function(error) {
+                    const { message } = error;
+                    commit('setProcessing', false);
+                    commit('setError', message);
+                });
+        },
+        signIn({ commit }, payload) {
+            commit('setProcessing', true);
+            const { email, password } = payload;
+            firebase.auth()
+                .signInWithEmailAndPassword(email, password)
+                .then((response) => {
+                    commit('setUser', response.localId)
+                    commit('setProcessing', false);
+                })
+                .catch(function(error) {
+                    const { message } = error;
+                    commit('setProcessing', false);
+                    commit('setError', message);
+                });
+        },
+        stateChanged({ commit }, payload) {
+            if (payload) {
+                commit('setUser', payload.uid);
+            } else {
+                commit('unSetUser');
+            }
+        }
+    },
+    getters: {
+        isUserAuthentificated: state => state.user.isAuthentificated,
+    },
+};
diff --git a/src/views/SignIn.vue b/src/views/SignIn.vue
index 856e8b0..babaa95 100644
--- a/src/views/SignIn.vue
+++ b/src/views/SignIn.vue
@@ -1,12 +1,86 @@
 <template>
-    <div>
-        <h2>Sign-in</h2>
-    </div>
-</template>
+    <v-content>
+      <v-container fluid fill-height>
+        <v-layout align-center justify-center>
+          <v-flex xs12 sm8 md6>
+            <v-card class="elevation-12">
+              <v-toolbar dark color="primary">
+                <v-toolbar-title>Вход</v-toolbar-title>
+              </v-toolbar>
+              <v-card-text>
+                  <v-alert
+                    :value="error"
+                    type="warning"
+                >
+                    {{error}}
+                </v-alert>
 
+                <v-form>
+                    <v-text-field 
+                        prepend-icon="person"
+                        v-model="email"
+                        name="login"
+                        label="Email"
+                        type="email"
+                        required
+                    >
+                    </v-text-field>
+
+                    <v-text-field
+                        prepend-icon="lock"
+                        v-model="password"
+                        name="password"
+                        label="Пароль"
+                        id="password"
+                        type="password"
+                        required
+                    >
+                    </v-text-field>
+                </v-form>
+              </v-card-text>
+              <v-card-actions>
+                <v-spacer></v-spacer>
+                <v-btn color="primary" @click.prevent="signIn" :disabled="isProcessing">Войти</v-btn>
+              </v-card-actions>
+            </v-card>
+          </v-flex>
+        </v-layout>
+      </v-container>
+    </v-content>
+</template>
 
 <script>
     export default {
-      
+        data() {
+            return {
+                email: null,
+                password: null,
+            };
+        },
+        computed: {
+            error() {
+                return this.$store.getters.getError;
+            },
+            isProcessing() {
+                return this.$store.getters.getProcessing;
+            },
+            isUserAuthentificated() {
+                return this.$store.getters.isUserAuthentificated;
+            },
+        },
+        watch: {
+            isUserAuthentificated(val) {
+                console.log(val);
+                if (val === true) {
+                    this.$router.push('/');
+                }
+            },
+        },
+        methods: {
+            signIn() {
+                const { email, password } = this;
+                this.$store.dispatch('signIn', { email, password });
+            },
+        },
     }
 </script>
diff --git a/src/views/SignUp.vue b/src/views/SignUp.vue
index 71e449d..b6b937a 100644
--- a/src/views/SignUp.vue
+++ b/src/views/SignUp.vue
@@ -1,12 +1,85 @@
 <template>
-    <div>
-        <h2>Sign-up</h2>
-    </div>
-</template>
+    <v-content>
+      <v-container fluid fill-height>
+        <v-layout align-center justify-center>
+          <v-flex xs12 sm8 md6>
+            <v-card class="elevation-12">
+              <v-toolbar dark color="primary">
+                <v-toolbar-title>Регистрация</v-toolbar-title>
+              </v-toolbar>
+              <v-card-text>
+                  <v-alert
+                    :value="error"
+                    type="warning"
+                >
+                    {{error}}
+                </v-alert>
 
+                <v-form>
+                    <v-text-field 
+                        prepend-icon="person"
+                        v-model="email"
+                        name="login"
+                        label="Email"
+                        type="email"
+                        required
+                    >
+                    </v-text-field>
+
+                    <v-text-field
+                        prepend-icon="lock"
+                        v-model="password"
+                        name="password"
+                        label="Пароль"
+                        id="password"
+                        type="password"
+                        required
+                    >
+                    </v-text-field>
+                </v-form>
+              </v-card-text>
+              <v-card-actions>
+                <v-spacer></v-spacer>
+                <v-btn color="primary" @click.prevent="signUp" :disabled="isProcessing">Зарегистрироваться</v-btn>
+              </v-card-actions>
+            </v-card>
+          </v-flex>
+        </v-layout>
+      </v-container>
+    </v-content>
+</template>
 
 <script>
     export default {
-      
+        data() {
+            return {
+                email: null,
+                password: null,
+            };
+        },
+        computed: {
+            error() {
+                return this.$store.getters.getError;
+            },
+            isProcessing() {
+                return this.$store.getters.getProcessing;
+            },
+            isUserAuthentificated() {
+                return this.$store.getters.isUserAuthentificated;
+            }
+        },
+        watch: {
+            isUserAuthentificated(val) {
+                if (val === true) {
+                    this.$router.push('/');
+                }
+            },
+        },
+        methods: {
+            signUp() {
+                const { email, password } = this;
+                this.$store.dispatch('signUp', { email, password });
+            },
+        },
     }
 </script>
diff --git a/yarn.lock b/yarn.lock
index 7ea7649..1c130a9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -666,6 +666,134 @@
     lodash "^4.17.11"
     to-fast-properties "^2.0.0"
 
+"@firebase/app-types@0.3.4":
+  version "0.3.4"
+  resolved "https://registry.yarnpkg.com/@firebase/app-types/-/app-types-0.3.4.tgz#ea0b9d23c93efb139a90247bf7361b774eb80aeb"
+  integrity sha512-XIc1wu7CJ0469STQPwyuokcBGFpRr7BVKKdajj/wAxzNntatDTXo1jdGfmjA8UYcuvW+QJmMkOE9KIOf5HgSzw==
+
+"@firebase/app@0.3.9":
+  version "0.3.9"
+  resolved "https://registry.yarnpkg.com/@firebase/app/-/app-0.3.9.tgz#c1455a3706df682f35828e076192b0d30a3cc029"
+  integrity sha512-mjgBSQsjln5vAV4zDIn3gjsRlcvn6KxMVNGdhdJmrHRPfjBYUQJycn2X3xwF0krwB41WS8SQCsHHQssXY+kfVQ==
+  dependencies:
+    "@firebase/app-types" "0.3.4"
+    "@firebase/util" "0.2.7"
+    dom-storage "2.1.0"
+    tslib "1.9.0"
+    xmlhttprequest "1.8.0"
+
+"@firebase/auth-types@0.5.2":
+  version "0.5.2"
+  resolved "https://registry.yarnpkg.com/@firebase/auth-types/-/auth-types-0.5.2.tgz#6aa7e73a75fa3b55f4565d1a8873860384f7c476"
+  integrity sha512-EU/b3eakCgmOFTti+DOQFgdtA62exlN12VaAZc7Yw8Ld7r7nP4fL9+S9JP1uBOTcpJEoTPE75Wc/+RBClxlf8g==
+
+"@firebase/auth@0.9.3":
+  version "0.9.3"
+  resolved "https://registry.yarnpkg.com/@firebase/auth/-/auth-0.9.3.tgz#d305b0751aad234cb3b882ec3f147267a77228a5"
+  integrity sha512-6NytqF693I+Y0iKvL+JNOOToBgA7fPRHCoGK4PCBzzGfpRB7Ou5QUdhNA/2HWNxQyA/GyqHhtUH3lQeV4nBJMg==
+  dependencies:
+    "@firebase/auth-types" "0.5.2"
+
+"@firebase/database-types@0.3.5":
+  version "0.3.5"
+  resolved "https://registry.yarnpkg.com/@firebase/database-types/-/database-types-0.3.5.tgz#9c4937e16b44b4b458e1c2ad70a7dd15cf9bf3f4"
+  integrity sha512-MB98w9DsZtTN45sf651s5z4f2zdn5gPi2SMaZk32HLihPDgKv5pepzZ+grxioM7z5ZU1EvjjXRL7oM81OH3mZQ==
+
+"@firebase/database@0.3.12":
+  version "0.3.12"
+  resolved "https://registry.yarnpkg.com/@firebase/database/-/database-0.3.12.tgz#abedab62318c1f0b54fd9b482eef1090ee68e66d"
+  integrity sha512-Gim1kYUXBOX7xYwrBY6sOgQerOkhYGYvwwPCFeuBTXVy6X8b98SCSk7oMrmrG0+tG6gosmq7CT59AOxZEx4/0Q==
+  dependencies:
+    "@firebase/database-types" "0.3.5"
+    "@firebase/logger" "0.1.6"
+    "@firebase/util" "0.2.7"
+    faye-websocket "0.11.1"
+    tslib "1.9.0"
+
+"@firebase/firestore-types@1.0.2":
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/@firebase/firestore-types/-/firestore-types-1.0.2.tgz#e1f11afb1c33cdef09da734948b26334e2dd470d"
+  integrity sha512-VJFxX3gC8hRm+UiKFk4rniQro3hRzeN9jFmmc2qq0qOO2KXrArc49tl7mj2c9pNPT+8la2xnmNXZ3g7ddJyd8Q==
+
+"@firebase/firestore@1.0.3":
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/@firebase/firestore/-/firestore-1.0.3.tgz#4d1e30d87b9238027e3902e39f6b5ce3eb1be2d1"
+  integrity sha512-3ykiv7c9BCrh472jTdtc27PqvMYiP0Qu4/NvrT+JITiuX91dlZRCO5dmobvY+tf6Pi3Rhlbij0nND7XxwTz1pQ==
+  dependencies:
+    "@firebase/firestore-types" "1.0.2"
+    "@firebase/logger" "0.1.6"
+    "@firebase/webchannel-wrapper" "0.2.13"
+    grpc "1.18.0"
+    tslib "1.9.0"
+
+"@firebase/functions-types@0.2.3":
+  version "0.2.3"
+  resolved "https://registry.yarnpkg.com/@firebase/functions-types/-/functions-types-0.2.3.tgz#b45dcafddb8ad47d94a2b7c75b88889016bba997"
+  integrity sha512-/26AIgmwM9CQwWOXqK/A6AojTEYwEU/c6KbRk7ljny3k5aqRr+4fbYgDzCS2lriaExhLkXfYPx9MtjpDLO7YCQ==
+
+"@firebase/functions@0.3.7":
+  version "0.3.7"
+  resolved "https://registry.yarnpkg.com/@firebase/functions/-/functions-0.3.7.tgz#ae17d6f5d31386cf245b272f46812697cd2f3117"
+  integrity sha512-Z6GZSnM98pu7BpkKw4wzZEQ5z41A/N0PZKp4AmDc/Sc0kD0vveSJLV14ztykaxTU4b38w534LRJ0cZEIeLyicg==
+  dependencies:
+    "@firebase/functions-types" "0.2.3"
+    "@firebase/messaging-types" "0.2.5"
+    isomorphic-fetch "2.2.1"
+    tslib "1.9.0"
+
+"@firebase/logger@0.1.6":
+  version "0.1.6"
+  resolved "https://registry.yarnpkg.com/@firebase/logger/-/logger-0.1.6.tgz#0528048b16c53c66d87fb75b9e33ac03bae0109b"
+  integrity sha512-74COMdYK/CZBgCSzEJGtQYpi1wGg1QlCUTQ/BrqqEIGg7GcnEcUCyjtRLogRQPYj3P7qaJLzHTSErJ8ZUAGotQ==
+
+"@firebase/messaging-types@0.2.5":
+  version "0.2.5"
+  resolved "https://registry.yarnpkg.com/@firebase/messaging-types/-/messaging-types-0.2.5.tgz#076eab8f89f99c97fa4daf00433825f1db9e0014"
+  integrity sha512-t0wyC8KdT+4ahV7DdaDov8S2zrcNOkxHjg0nP1XwaP5RpBmCQKIQ+acLKp81aR7ihRRabY8krpJ0wYTHv1+cqA==
+
+"@firebase/messaging@0.3.11":
+  version "0.3.11"
+  resolved "https://registry.yarnpkg.com/@firebase/messaging/-/messaging-0.3.11.tgz#48bb26ce9819d01e0fcfe22dfb2400970b9666e3"
+  integrity sha512-2kcJ7YIcik0qTe/ot33QnGqyRFW+QKGfw/SHcX1Ta7p8fptEPO3T5dCrnPTPBjQJZ5hsIiYg493O1ebgm/BVWg==
+  dependencies:
+    "@firebase/messaging-types" "0.2.5"
+    "@firebase/util" "0.2.7"
+    tslib "1.9.0"
+
+"@firebase/polyfill@0.3.6":
+  version "0.3.6"
+  resolved "https://registry.yarnpkg.com/@firebase/polyfill/-/polyfill-0.3.6.tgz#ae4ae331ff5b9c3a41d02e83fa743afbbacd8f1a"
+  integrity sha512-C75qCebkyKnR2q65zEMB/bUe8dR+lDk8CiWBM5QedRijVIZBsXRjCjausvk6sgl6QUTBDlRG89+ohT/dg/uRVw==
+  dependencies:
+    core-js "2.5.5"
+    promise-polyfill "7.1.2"
+    whatwg-fetch "2.0.4"
+
+"@firebase/storage-types@0.2.5":
+  version "0.2.5"
+  resolved "https://registry.yarnpkg.com/@firebase/storage-types/-/storage-types-0.2.5.tgz#e8e12baffadb8cae73a0b4c8641cc2ed4909977b"
+  integrity sha512-6M7iIPhhyA2Vgn+Hfqtonns5mo+hSPeK3UgaYCTmnmQ+CNcjYuo5srBa/z6YvaLByfhiEhrrR5I8iCk4HyzQDQ==
+
+"@firebase/storage@0.2.8":
+  version "0.2.8"
+  resolved "https://registry.yarnpkg.com/@firebase/storage/-/storage-0.2.8.tgz#b8a67981e2902f0abdff606de07e4910f6a2eb41"
+  integrity sha512-Tj4nCSAptuMo2gvowP7EZerIuTBXE25HAdUAapBhwsaoKLXEPTzaCh40pfOV8PlQ7DPntqQhGWlpDEmDYdiJ6Q==
+  dependencies:
+    "@firebase/storage-types" "0.2.5"
+    tslib "1.9.0"
+
+"@firebase/util@0.2.7":
+  version "0.2.7"
+  resolved "https://registry.yarnpkg.com/@firebase/util/-/util-0.2.7.tgz#c13818ec5a01ed74586208db58d166f61681c9dc"
+  integrity sha512-I6rN6smH1XEXUIDySI2jr4pM8r2tBnE40mANYco2lbzs2D0nk9aiwKp5MTWRAmqRy4WDe7sx9sqs0cFefzsD6A==
+  dependencies:
+    tslib "1.9.0"
+
+"@firebase/webchannel-wrapper@0.2.13":
+  version "0.2.13"
+  resolved "https://registry.yarnpkg.com/@firebase/webchannel-wrapper/-/webchannel-wrapper-0.2.13.tgz#3af94cbac855e81d0e7796d0c6c68df7a2165e0d"
+  integrity sha512-wsw8PBkojAfdz3ROMmO6Kk8BbzVsDO4Mhrh2EHJMxSzzKjd7NyXMKpGh9YOA1BY5gfMGQn/M+IVNR0KMryc5Xg==
+
 "@intervolga/optimize-cssnano-plugin@^1.0.5":
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/@intervolga/optimize-cssnano-plugin/-/optimize-cssnano-plugin-1.0.6.tgz#be7c7846128b88f6a9b1d1261a0ad06eb5c0fdf8"
@@ -1294,6 +1422,14 @@ array-unique@^0.3.2:
   resolved "https://registry.yarnpkg.com/array-unique/-/array-unique-0.3.2.tgz#a894b75d4bc4f6cd679ef3244a9fd8f46ae2d428"
   integrity sha1-qJS3XUvE9s1nnvMkSp/Y9Gri1Cg=
 
+ascli@~1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/ascli/-/ascli-1.0.1.tgz#bcfa5974a62f18e81cabaeb49732ab4a88f906bc"
+  integrity sha1-vPpZdKYvGOgcq660lzKrSoj5Brw=
+  dependencies:
+    colour "~0.7.1"
+    optjs "~3.2.2"
+
 asn1.js@^4.0.0:
   version "4.10.1"
   resolved "https://registry.yarnpkg.com/asn1.js/-/asn1.js-4.10.1.tgz#b9c2bf5805f1e64aadeed6df3a2bfafb5a73f5a0"
@@ -1646,6 +1782,13 @@ builtin-status-codes@^3.0.0:
   resolved "https://registry.yarnpkg.com/builtin-status-codes/-/builtin-status-codes-3.0.0.tgz#85982878e21b98e1c66425e03d0174788f569ee8"
   integrity sha1-hZgoeOIbmOHGZCXgPQF0eI9Wnug=
 
+bytebuffer@~5:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/bytebuffer/-/bytebuffer-5.0.1.tgz#582eea4b1a873b6d020a48d58df85f0bba6cfddd"
+  integrity sha1-WC7qSxqHO20CCkjVjfhfC7ps/d0=
+  dependencies:
+    long "~3"
+
 bytes@3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/bytes/-/bytes-3.0.0.tgz#d32815404d689699f85a4ea4fa8755dd13a96048"
@@ -1765,6 +1908,11 @@ camel-case@3.0.x:
     no-case "^2.2.0"
     upper-case "^1.1.1"
 
+camelcase@^2.0.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-2.1.1.tgz#7c1d16d679a1bbe59ca02cacecfb011e201f5a1f"
+  integrity sha1-fB0W1nmhu+WcoCys7PsBHiAfWh8=
+
 camelcase@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-4.1.0.tgz#d545635be1e33c542649c69173e5de6acfae34dd"
@@ -1936,6 +2084,15 @@ clipboardy@^1.2.3:
     arch "^2.1.0"
     execa "^0.8.0"
 
+cliui@^3.0.3:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-3.2.0.tgz#120601537a916d29940f934da3b48d585a39213d"
+  integrity sha1-EgYBU3qRbSmUD5NNo7SNWFo5IT0=
+  dependencies:
+    string-width "^1.0.1"
+    strip-ansi "^3.0.1"
+    wrap-ansi "^2.0.0"
+
 cliui@^4.0.0, cliui@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/cliui/-/cliui-4.1.0.tgz#348422dbe82d800b3022eef4f6ac10bf2e4d1b49"
@@ -2020,6 +2177,11 @@ colors@~1.1.2:
   resolved "https://registry.yarnpkg.com/colors/-/colors-1.1.2.tgz#168a4701756b6a7f51a12ce0c97bfa28c084ed63"
   integrity sha1-FopHAXVran9RoSzgyXv6KMCE7WM=
 
+colour@~0.7.1:
+  version "0.7.1"
+  resolved "https://registry.yarnpkg.com/colour/-/colour-0.7.1.tgz#9cb169917ec5d12c0736d3e8685746df1cadf778"
+  integrity sha1-nLFpkX7F0SwHNtPoaFdG3xyt93g=
+
 combined-stream@^1.0.6, combined-stream@~1.0.6:
   version "1.0.7"
   resolved "https://registry.yarnpkg.com/combined-stream/-/combined-stream-1.0.7.tgz#2d1d24317afb8abe95d6d2c0b07b57813539d828"
@@ -2169,6 +2331,11 @@ copy-webpack-plugin@^4.6.0:
     p-limit "^1.0.0"
     serialize-javascript "^1.4.0"
 
+core-js@2.5.5:
+  version "2.5.5"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.5.tgz#b14dde936c640c0579a6b50cabcc132dd6127e3b"
+  integrity sha1-sU3ek2xkDAV5prUMq8wTLdYSfjs=
+
 core-js@^2.5.7, core-js@^2.6.3:
   version "2.6.5"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.5.tgz#44bc8d249e7fb2ff5d00e0341a7ffb94fbf67895"
@@ -2491,7 +2658,7 @@ debug@^4.0.1, debug@^4.1.0, debug@^4.1.1:
   dependencies:
     ms "^2.1.1"
 
-decamelize@^1.2.0:
+decamelize@^1.1.1, decamelize@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
   integrity sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=
@@ -2687,6 +2854,11 @@ dom-serializer@0:
     domelementtype "^1.3.0"
     entities "^1.1.1"
 
+dom-storage@2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/dom-storage/-/dom-storage-2.1.0.tgz#00fb868bc9201357ea243c7bcfd3304c1e34ea39"
+  integrity sha512-g6RpyWXzl0RR6OTElHKBl7nwnK87GUyZMYC7JWsB/IA73vpqK2K6LT39x4VepLxlSsWBFrPVLnsSR5Jyty0+2Q==
+
 domain-browser@^1.1.1:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/domain-browser/-/domain-browser-1.2.0.tgz#3d31f50191a6749dd1375a7f522e823d42e54eda"
@@ -2805,6 +2977,13 @@ encodeurl@~1.0.2:
   resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.2.tgz#ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59"
   integrity sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k=
 
+encoding@^0.1.11:
+  version "0.1.12"
+  resolved "https://registry.yarnpkg.com/encoding/-/encoding-0.1.12.tgz#538b66f3ee62cd1ab51ec323829d1f9480c74beb"
+  integrity sha1-U4tm8+5izRq1HsMjgp0flIDHS+s=
+  dependencies:
+    iconv-lite "~0.4.13"
+
 end-of-stream@^1.0.0, end-of-stream@^1.1.0:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/end-of-stream/-/end-of-stream-1.4.1.tgz#ed29634d19baba463b6ce6b80a37213eab71ec43"
@@ -3300,6 +3479,13 @@ fastparse@^1.1.1:
   resolved "https://registry.yarnpkg.com/fastparse/-/fastparse-1.1.2.tgz#91728c5a5942eced8531283c79441ee4122c35a9"
   integrity sha512-483XLLxTVIwWK3QTrMGRqUfUpoOs/0hbQrl2oz4J0pAcm3A3bu84wxTFqGqkJzewCLdME38xJLJAxBABfQT8sQ==
 
+faye-websocket@0.11.1, faye-websocket@~0.11.1:
+  version "0.11.1"
+  resolved "https://registry.yarnpkg.com/faye-websocket/-/faye-websocket-0.11.1.tgz#f0efe18c4f56e4f40afc7e06c719fd5ee6188f38"
+  integrity sha1-8O/hjE9W5PQK/H4Gxxn9XuYYjzg=
+  dependencies:
+    websocket-driver ">=0.5.1"
+
 faye-websocket@^0.10.0:
   version "0.10.0"
   resolved "https://registry.yarnpkg.com/faye-websocket/-/faye-websocket-0.10.0.tgz#4e492f8d04dfb6f89003507f6edbf2d501e7c6f4"
@@ -3307,13 +3493,6 @@ faye-websocket@^0.10.0:
   dependencies:
     websocket-driver ">=0.5.1"
 
-faye-websocket@~0.11.1:
-  version "0.11.1"
-  resolved "https://registry.yarnpkg.com/faye-websocket/-/faye-websocket-0.11.1.tgz#f0efe18c4f56e4f40afc7e06c719fd5ee6188f38"
-  integrity sha1-8O/hjE9W5PQK/H4Gxxn9XuYYjzg=
-  dependencies:
-    websocket-driver ">=0.5.1"
-
 figgy-pudding@^3.5.1:
   version "3.5.1"
   resolved "https://registry.yarnpkg.com/figgy-pudding/-/figgy-pudding-3.5.1.tgz#862470112901c727a0e495a80744bd5baa1d6790"
@@ -3426,6 +3605,20 @@ find-up@^3.0.0:
   dependencies:
     locate-path "^3.0.0"
 
+firebase@^5.8.3:
+  version "5.8.3"
+  resolved "https://registry.yarnpkg.com/firebase/-/firebase-5.8.3.tgz#7a69c2fb81150ce1fa43de5a26b3faa88edd6770"
+  integrity sha512-moOAgvuxhP9ASVNc5ssOj6NL64fj85Ks49gz8qu5BUlLzFheDTF+jYdp1yyZH9bd3fGQxXAwiXJYjR3nllPnmQ==
+  dependencies:
+    "@firebase/app" "0.3.9"
+    "@firebase/auth" "0.9.3"
+    "@firebase/database" "0.3.12"
+    "@firebase/firestore" "1.0.3"
+    "@firebase/functions" "0.3.7"
+    "@firebase/messaging" "0.3.11"
+    "@firebase/polyfill" "0.3.6"
+    "@firebase/storage" "0.2.8"
+
 flat-cache@^1.2.1:
   version "1.3.4"
   resolved "https://registry.yarnpkg.com/flat-cache/-/flat-cache-1.3.4.tgz#2c2ef77525cc2929007dfffa1dd314aa9c9dee6f"
@@ -3614,7 +3807,7 @@ glob-to-regexp@^0.3.0:
   resolved "https://registry.yarnpkg.com/glob-to-regexp/-/glob-to-regexp-0.3.0.tgz#8c5a1494d2066c570cc3bfe4496175acc4d502ab"
   integrity sha1-jFoUlNIGbFcMw7/kSWF1rMTVAqs=
 
-glob@^7.0.3, glob@^7.1.2, glob@^7.1.3:
+glob@^7.0.3, glob@^7.0.5, glob@^7.1.2, glob@^7.1.3:
   version "7.1.3"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.3.tgz#3960832d3f1574108342dafd3a67b332c0969df1"
   integrity sha512-vcfuiIxogLV4DlGBHIUOwI0IbrJ8HWPc4MU7HzviGeNho/UJDfi6B5p3sHeWIQ0KGIU0Jpxi5ZHxemQfLkkAwQ==
@@ -3672,6 +3865,17 @@ graceful-fs@^4.1.11, graceful-fs@^4.1.15, graceful-fs@^4.1.2, graceful-fs@^4.1.6
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.1.15.tgz#ffb703e1066e8a0eeaa4c8b80ba9253eeefbfb00"
   integrity sha512-6uHUhOPEBgQ24HM+r6b/QwWfZq+yiFcipKFrOFiBEnWdy5sdzYoi+pJeQaPI5qOLRFqWmAXUPQNsielzdLoecA==
 
+grpc@1.18.0:
+  version "1.18.0"
+  resolved "https://registry.yarnpkg.com/grpc/-/grpc-1.18.0.tgz#a550a464f787073f305c0a136ecc4b74fffbf94c"
+  integrity sha512-M0K67Zhv2ZzCjrTbQvjWgYFPB929L+qAVnbNgXepbfO5kJxUYc30dP8m8vb+o8QdahLHAeYfIqRoIzZRcCB98Q==
+  dependencies:
+    lodash.camelcase "^4.3.0"
+    lodash.clone "^4.5.0"
+    nan "^2.0.0"
+    node-pre-gyp "^0.12.0"
+    protobufjs "^5.0.3"
+
 gzip-size@^5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/gzip-size/-/gzip-size-5.0.0.tgz#a55ecd99222f4c48fd8c01c625ce3b349d0a0e80"
@@ -3944,7 +4148,7 @@ iconv-lite@0.4.23:
   dependencies:
     safer-buffer ">= 2.1.2 < 3"
 
-iconv-lite@^0.4.17, iconv-lite@^0.4.24, iconv-lite@^0.4.4:
+iconv-lite@^0.4.17, iconv-lite@^0.4.24, iconv-lite@^0.4.4, iconv-lite@~0.4.13:
   version "0.4.24"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.24.tgz#2022b4b25fbddc21d2f524974a474aafe733908b"
   integrity sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==
@@ -4120,6 +4324,11 @@ invariant@^2.2.2:
   dependencies:
     loose-envify "^1.0.0"
 
+invert-kv@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-1.0.0.tgz#104a8e4aaca6d3d8cd157a8ef8bfab2d7a3ffdb6"
+  integrity sha1-EEqOSqym09jNFXqO+L+rLXo//bY=
+
 invert-kv@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-2.0.0.tgz#7393f5afa59ec9ff5f67a27620d11c226e3eec02"
@@ -4350,7 +4559,7 @@ is-resolvable@^1.0.0:
   resolved "https://registry.yarnpkg.com/is-resolvable/-/is-resolvable-1.1.0.tgz#fb18f87ce1feb925169c9a407c19318a3206ed88"
   integrity sha512-qgDYXFSR5WvEfuS5dMj6oTMEbrrSaM0CrFk2Yiq/gXnBvD9pMa2jGXxyhGLfvhZpuMZe18CJpFxAt3CRs42NMg==
 
-is-stream@^1.1.0:
+is-stream@^1.0.1, is-stream@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-1.1.0.tgz#12d4a3dd4e68e0b79ceb8dbc84173ae80d91ca44"
   integrity sha1-EtSj3U5o4Lec6428hBc66A2RykQ=
@@ -4418,6 +4627,14 @@ isobject@^3.0.0, isobject@^3.0.1:
   resolved "https://registry.yarnpkg.com/isobject/-/isobject-3.0.1.tgz#4e431e92b11a9731636aa1f9c8d1ccbcfdab78df"
   integrity sha1-TkMekrEalzFjaqH5yNHMvP2reN8=
 
+isomorphic-fetch@2.2.1:
+  version "2.2.1"
+  resolved "https://registry.yarnpkg.com/isomorphic-fetch/-/isomorphic-fetch-2.2.1.tgz#611ae1acf14f5e81f729507472819fe9733558a9"
+  integrity sha1-YRrhrPFPXoH3KVB0coGf6XM1WKk=
+  dependencies:
+    node-fetch "^1.0.1"
+    whatwg-fetch ">=0.10.0"
+
 isstream@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/isstream/-/isstream-0.1.2.tgz#47e63f7af55afa6f92e1500e690eb8b8529c099a"
@@ -4607,6 +4824,13 @@ launch-editor@^2.2.1:
     chalk "^2.3.0"
     shell-quote "^1.6.1"
 
+lcid@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/lcid/-/lcid-1.0.0.tgz#308accafa0bc483a3867b4b6f2b9506251d1b835"
+  integrity sha1-MIrMr6C8SDo4Z7S28rlQYlHRuDU=
+  dependencies:
+    invert-kv "^1.0.0"
+
 lcid@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/lcid/-/lcid-2.0.0.tgz#6ef5d2df60e52f82eb228a4c373e8d1f397253cf"
@@ -4670,6 +4894,16 @@ locate-path@^3.0.0:
     p-locate "^3.0.0"
     path-exists "^3.0.0"
 
+lodash.camelcase@^4.3.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/lodash.camelcase/-/lodash.camelcase-4.3.0.tgz#b28aa6288a2b9fc651035c7711f65ab6190331a6"
+  integrity sha1-soqmKIorn8ZRA1x3EfZathkDMaY=
+
+lodash.clone@^4.5.0:
+  version "4.5.0"
+  resolved "https://registry.yarnpkg.com/lodash.clone/-/lodash.clone-4.5.0.tgz#195870450f5a13192478df4bc3d23d2dea1907b6"
+  integrity sha1-GVhwRQ9aExkkeN9Lw9I9LeoZB7Y=
+
 lodash.defaultsdeep@^4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/lodash.defaultsdeep/-/lodash.defaultsdeep-4.6.0.tgz#bec1024f85b1bd96cbea405b23c14ad6443a6f81"
@@ -4717,6 +4951,11 @@ loglevel@^1.4.1:
   resolved "https://registry.yarnpkg.com/loglevel/-/loglevel-1.6.1.tgz#e0fc95133b6ef276cdc8887cdaf24aa6f156f8fa"
   integrity sha1-4PyVEztu8nbNyIh82vJKpvFW+Po=
 
+long@~3:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/long/-/long-3.2.0.tgz#d821b7138ca1cb581c172990ef14db200b5c474b"
+  integrity sha1-2CG3E4yhy1gcFymQ7xTbIAtcR0s=
+
 loose-envify@^1.0.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/loose-envify/-/loose-envify-1.4.0.tgz#71ee51fa7be4caec1a63839f7e682d8132d30caf"
@@ -5025,7 +5264,7 @@ mute-stream@0.0.7:
   resolved "https://registry.yarnpkg.com/mute-stream/-/mute-stream-0.0.7.tgz#3075ce93bc21b8fab43e1bc4da7e8115ed1e7bab"
   integrity sha1-MHXOk7whuPq0PhvE2n6BFe0ee6s=
 
-nan@^2.9.2:
+nan@^2.0.0, nan@^2.9.2:
   version "2.12.1"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.12.1.tgz#7b1aa193e9aa86057e3c7bbd0ac448e770925552"
   integrity sha512-JY7V6lRkStKcKTvHO5NVSQRv+RV+FIL5pvDoLiAtSL9pKlC5x9PKQcZDsq7m4FO4d57mkhC6Z+QhAh3Jdk5JFw==
@@ -5083,6 +5322,14 @@ no-case@^2.2.0:
   dependencies:
     lower-case "^1.1.1"
 
+node-fetch@^1.0.1:
+  version "1.7.3"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-1.7.3.tgz#980f6f72d85211a5347c6b2bc18c5b84c3eb47ef"
+  integrity sha512-NhZ4CsKx7cYm2vSrBAr2PvFOe6sWDf0UYLRqA6svUYg7+/TSfVAu49jYC4BvQ4Sms9SZgdqGBgroqfDhJdTyKQ==
+  dependencies:
+    encoding "^0.1.11"
+    is-stream "^1.0.1"
+
 node-forge@0.7.5:
   version "0.7.5"
   resolved "https://registry.yarnpkg.com/node-forge/-/node-forge-0.7.5.tgz#6c152c345ce11c52f465c2abd957e8639cd674df"
@@ -5142,6 +5389,22 @@ node-pre-gyp@^0.10.0:
     semver "^5.3.0"
     tar "^4"
 
+node-pre-gyp@^0.12.0:
+  version "0.12.0"
+  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.12.0.tgz#39ba4bb1439da030295f899e3b520b7785766149"
+  integrity sha512-4KghwV8vH5k+g2ylT+sLTjy5wmUOb9vPhnM8NHvRf9dHmnW/CndrFXy2aRPaPST6dugXSdHXfeaHQm77PIz/1A==
+  dependencies:
+    detect-libc "^1.0.2"
+    mkdirp "^0.5.1"
+    needle "^2.2.1"
+    nopt "^4.0.1"
+    npm-packlist "^1.1.6"
+    npmlog "^4.0.2"
+    rc "^1.2.7"
+    rimraf "^2.6.1"
+    semver "^5.3.0"
+    tar "^4"
+
 node-releases@^1.1.3:
   version "1.1.7"
   resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.7.tgz#b09a10394d0ed8f7778f72bb861dde68b146303b"
@@ -5367,6 +5630,11 @@ optionator@^0.8.2:
     type-check "~0.3.2"
     wordwrap "~1.0.0"
 
+optjs@~3.2.2:
+  version "3.2.2"
+  resolved "https://registry.yarnpkg.com/optjs/-/optjs-3.2.2.tgz#69a6ce89c442a44403141ad2f9b370bd5bb6f4ee"
+  integrity sha1-aabOicRCpEQDFBrS+bNwvVu29O4=
+
 ora@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/ora/-/ora-3.1.0.tgz#dbedd8c03b5d017fb67083e87ee52f5ec89823ed"
@@ -5396,6 +5664,13 @@ os-homedir@^1.0.0:
   resolved "https://registry.yarnpkg.com/os-homedir/-/os-homedir-1.0.2.tgz#ffbc4988336e0e833de0c168c7ef152121aa7fb3"
   integrity sha1-/7xJiDNuDoM94MFox+8VISGqf7M=
 
+os-locale@^1.4.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/os-locale/-/os-locale-1.4.0.tgz#20f9f17ae29ed345e8bde583b13d2009803c14d9"
+  integrity sha1-IPnxeuKe00XoveWDsT0gCYA8FNk=
+  dependencies:
+    lcid "^1.0.0"
+
 os-locale@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/os-locale/-/os-locale-3.1.0.tgz#a802a6ee17f24c10483ab9935719cef4ed16bf1a"
@@ -6052,6 +6327,21 @@ promise-inflight@^1.0.1:
   resolved "https://registry.yarnpkg.com/promise-inflight/-/promise-inflight-1.0.1.tgz#98472870bf228132fcbdd868129bad12c3c029e3"
   integrity sha1-mEcocL8igTL8vdhoEputEsPAKeM=
 
+promise-polyfill@7.1.2:
+  version "7.1.2"
+  resolved "https://registry.yarnpkg.com/promise-polyfill/-/promise-polyfill-7.1.2.tgz#ab05301d8c28536301622d69227632269a70ca3b"
+  integrity sha512-FuEc12/eKqqoRYIGBrUptCBRhobL19PS2U31vMNTfyck1FxPyMfgsXyW4Mav85y/ZN1hop3hOwRlUDok23oYfQ==
+
+protobufjs@^5.0.3:
+  version "5.0.3"
+  resolved "https://registry.yarnpkg.com/protobufjs/-/protobufjs-5.0.3.tgz#e4dfe9fb67c90b2630d15868249bcc4961467a17"
+  integrity sha512-55Kcx1MhPZX0zTbVosMQEO5R6/rikNXd9b6RQK4KSPcrSIIwoXTtebIczUrXlwaSrbz4x8XUVThGPob1n8I4QA==
+  dependencies:
+    ascli "~1"
+    bytebuffer "~5"
+    glob "^7.0.5"
+    yargs "^3.10.0"
+
 proxy-addr@~2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.4.tgz#ecfc733bf22ff8c6f407fa275327b9ab67e48b93"
@@ -7333,6 +7623,11 @@ tryer@^1.0.0:
   resolved "https://registry.yarnpkg.com/tryer/-/tryer-1.0.1.tgz#f2c85406800b9b0f74c9f7465b81eaad241252f8"
   integrity sha512-c3zayb8/kWWpycWYg87P71E1S1ZL6b6IJxfb5fvsUgsf0S2MVGaDhDXXjDMpdCpfWXqptc+4mXwmiy1ypXqRAA==
 
+tslib@1.9.0:
+  version "1.9.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.0.tgz#e37a86fda8cbbaf23a057f473c9f4dc64e5fc2e8"
+  integrity sha512-f/qGG2tUkrISBlQZEjEqoZ3B2+npJjIf04H1wuAv9iA8i04Icp+61KRXxFdha22670NJopsZCIjhC3SnjPRKrQ==
+
 tslib@^1.9.0:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
@@ -7833,6 +8128,16 @@ websocket-extensions@>=0.1.1:
   resolved "https://registry.yarnpkg.com/websocket-extensions/-/websocket-extensions-0.1.3.tgz#5d2ff22977003ec687a4b87073dfbbac146ccf29"
   integrity sha512-nqHUnMXmBzT0w570r2JpJxfiSD1IzoI+HGVdd3aZ0yNi3ngvQ4jv1dtHt5VGxfI2yj5yqImPhOK4vmIh2xMbGg==
 
+whatwg-fetch@2.0.4:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/whatwg-fetch/-/whatwg-fetch-2.0.4.tgz#dde6a5df315f9d39991aa17621853d720b85566f"
+  integrity sha512-dcQ1GWpOD/eEQ97k66aiEVpNnapVj90/+R+SXTPYGHpYBBypfKJEQjLrvMZ7YXbKm21gXd4NcuxUTjiv1YtLng==
+
+whatwg-fetch@>=0.10.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/whatwg-fetch/-/whatwg-fetch-3.0.0.tgz#fc804e458cc460009b1a2b966bc8817d2578aefb"
+  integrity sha512-9GSJUgz1D4MfyKU7KRqwOjXCXTqWdFNvEr7eUBYchQiVc744mqK/MzXPNR2WsPkmkOa4ywfg8C2n8h+13Bey1Q==
+
 which-module@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/which-module/-/which-module-2.0.0.tgz#d9ef07dce77b9902b8a3a8fa4b31c3e3f7e6e87a"
@@ -7852,6 +8157,11 @@ wide-align@^1.1.0:
   dependencies:
     string-width "^1.0.2 || 2"
 
+window-size@^0.1.4:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/window-size/-/window-size-0.1.4.tgz#f8e1aa1ee5a53ec5bf151ffa09742a6ad7697876"
+  integrity sha1-+OGqHuWlPsW/FR/6CXQqatdpeHY=
+
 wordwrap@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
@@ -7898,6 +8208,11 @@ ws@^6.0.0:
   dependencies:
     async-limiter "~1.0.0"
 
+xmlhttprequest@1.8.0:
+  version "1.8.0"
+  resolved "https://registry.yarnpkg.com/xmlhttprequest/-/xmlhttprequest-1.8.0.tgz#67fe075c5c24fef39f9d65f5f7b7fe75171968fc"
+  integrity sha1-Z/4HXFwk/vOfnWX197f+dRcZaPw=
+
 xregexp@4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/xregexp/-/xregexp-4.0.0.tgz#e698189de49dd2a18cc5687b05e17c8e43943020"
@@ -7908,6 +8223,11 @@ xtend@^4.0.0, xtend@~4.0.1:
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
   integrity sha1-pcbVMr5lbiPbgg77lDofBJmNY68=
 
+y18n@^3.2.0:
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-3.2.1.tgz#6d15fba884c08679c0d77e88e7759e811e07fa41"
+  integrity sha1-bRX7qITAhnnA136I53WegR4H+kE=
+
 "y18n@^3.2.1 || ^4.0.0", y18n@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.0.tgz#95ef94f85ecc81d007c264e190a120f0a3c8566b"
@@ -7974,6 +8294,19 @@ yargs@^12.0.5:
     y18n "^3.2.1 || ^4.0.0"
     yargs-parser "^11.1.1"
 
+yargs@^3.10.0:
+  version "3.32.0"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-3.32.0.tgz#03088e9ebf9e756b69751611d2a5ef591482c995"
+  integrity sha1-AwiOnr+edWtpdRYR0qXvWRSCyZU=
+  dependencies:
+    camelcase "^2.0.1"
+    cliui "^3.0.3"
+    decamelize "^1.1.1"
+    os-locale "^1.4.0"
+    string-width "^1.0.1"
+    window-size "^0.1.4"
+    y18n "^3.2.0"
+
 yorkie@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/yorkie/-/yorkie-2.0.0.tgz#92411912d435214e12c51c2ae1093e54b6bb83d9"