Added logout

src/App.vue

@@ -11,7 +11,7 @@
         <v-spacer></v-spacer>
 
         <v-toolbar-items>
-          <v-btn text>
+          <v-btn text @click="logout()">
             <span>Wyloguj</span>
             <v-icon right>mdi-logout</v-icon>
           </v-btn>
@@ -45,5 +45,9 @@ export default class App extends Vue {
   get module() {
     return this.auth ? Forecast : Login;
   }
+
+  private logout() {
+    this.$store.dispatch('logout');
+  }
 }
 </script>