Displays a tab view in the config modal, with raw YAML for downloading

src/main.js

@@ -3,6 +3,7 @@ import Vue from 'vue';
 import VTooltip from 'v-tooltip'; // A Vue directive for Popper.js, tooltip component
 import VModal from 'vue-js-modal'; // Modal component
 import VSelect from 'vue-select'; // Select dropdown component
+import VTabs from 'vue-material-tabs'; // Tab view component, used on the config page
 
 import App from './App.vue';
 import router from './router';
@@ -10,6 +11,7 @@ import './registerServiceWorker';
 
 Vue.use(VTooltip);
 Vue.use(VModal);
+Vue.use(VTabs);
 Vue.component('v-select', VSelect);
 
 Vue.config.productionTip = false;