FIX: make it possible to edit tags on topics on mobile

app/assets/javascripts/select-kit/components/mini-tag-chooser.js.es6

@@ -17,6 +17,7 @@ export default ComboBox.extend(Tags, {
   caretUpIcon: Ember.computed.alias("caretIcon"),
   caretDownIcon: Ember.computed.alias("caretIcon"),
   isAsync: true,
+  fullWidthOnMobile: true,
 
   init() {
     this._super();

app/assets/javascripts/select-kit/components/select-kit.js.es6

@@ -80,7 +80,10 @@ export default Ember.Component.extend(UtilsMixin, PluginApiMixin, DomHelpersMixi
     this.set("computedContent", []);
 
     if (this.site && this.site.isMobileDevice) {
-      this.setProperties({ filterable: false, autoFilterable: false });
+      this.setProperties({
+        filterable: isNone(this.get("filterable")) ? false : this.get("filterable"),
+        autoFilterable: isNone(this.get("autoFilterable")) ? false : this.get("filterable")
+      });
     }
 
     if (this.get("nameChanges")) {