ADD: menu entry for token management

frontend/src/App.vue

@@ -38,14 +38,18 @@
                                 class="badge badge-pill badge-success"
                                 id="trans_count">0</span>
                     </b-nav-item>
-                    <b-nav-item-dropdown v-if="$store.state.user">
+                    <b-nav-item-dropdown v-if="$store.state.user" right :toggle-class="$route.path.startsWith('/user/')?'active':''">
                         <template slot="button-content">
                             <font-awesome-icon :icon="['far', 'user']"></font-awesome-icon>
                             <span v-if="$store.state.user"> {{$store.state.user.login_name}}</span>
                         </template>
-                        <b-dropdown-item v-if="$store.state.user" @click="logout()">Abmelden</b-dropdown-item>
+                        <template v-if="$store.state.user">
+                            <b-dropdown-item to="/user/tokens" :active="$route.path === '/user/tokens'">API-Tokens</b-dropdown-item>
+                            <b-dropdown-divider></b-dropdown-divider>
+                            <b-dropdown-item @click="logout()">Abmelden</b-dropdown-item>
+                        </template>
                     </b-nav-item-dropdown>
-                    <b-nav-item v-if="!$store.state.user">
+                    <b-nav-item v-else>
                             <font-awesome-icon :icon="['far', 'user']"></font-awesome-icon>
                             <span> Anmelden</span>
                     </b-nav-item>