fix #19: add option to keep external sites in the top menu

src/SideMenu.vue

@@ -53,6 +53,10 @@ export default {
             for (let element of links) {
                 let href = element.getAttribute('href')
 
+				if (this.ignoreExternalSites && element.parentNode.getAttribute('data-id').indexOf('external_index') !== -1) {
+					continue;
+				}
+
                 if (href !== '#') {
                     let svg = element.querySelector('svg').outerHTML
 
@@ -99,6 +103,7 @@ export default {
         this.retrieveApps()
         this.retrieveLogo()
 		this.forceLightIcon = document.querySelector('#side-menu-container').getAttribute('data-forcelighticon') == 1;
+		this.ignoreExternalSites = document.querySelector('#side-menu-container').getAttribute('data-externalsitesintopmenu') == 1;
 
         const menu = document.querySelector('#appmenu')