Use top/left to position tooltips/popovers and remove BdMenuItems from global

client/src/ui/bdmenu.js

@@ -31,8 +31,6 @@ let items = 0;
 
 export const BdMenuItems = new class {
     constructor() {
-        window.bdmenu = this;
-
         this.items = [];
 
         const updater = this.add({category: 'Updates', contentid: 'updater', text: 'Updates available!', hidden: true});

client/src/ui/vue.js

@@ -26,7 +26,21 @@ Vue.use(VTooltip, {
         defaultWrapperClass: 'bd-popover-wrapper',
         defaultInnerClass: 'bd-popover-inner',
         defaultArrowClass: 'bd-popover-arrow',
-        defaultBoundariesElement: DOM.getElement('#app-mount')
+        defaultBoundariesElement: DOM.getElement('#app-mount'),
+        defaultPopperOptions: {
+            modifiers: {
+                computeStyle: {
+                    gpuAcceleration: false
+                }
+            }
+        }
+    },
+    defaultPopperOptions: {
+        modifiers: {
+            computeStyle: {
+                gpuAcceleration: false
+            }
+        }
     }
 });