Hides tooltips when dragging issues

app/assets/javascripts/boards/components/board_list.js.es6

@@ -63,6 +63,10 @@
 
           Store.moving.issue = card.issue;
           Store.moving.list = card.list;
+
+          $('.has-tooltip').tooltip('hide')
+            .tooltip('disable');
+          document.body.classList.add('is-dragging');
         },
         onAdd: (e) => {
           gl.issueBoards.BoardsStore.moveIssueToList(Store.moving.list, this.list, Store.moving.issue);

app/assets/javascripts/boards/mixins/sortable_default_options.js.es6

@@ -12,9 +12,12 @@
       scrollSensitivity: 100,
       scrollSpeed: 20,
       onStart () {
+        $('.has-tooltip').tooltip('hide')
+          .tooltip('disable');
         document.body.classList.add('is-dragging');
       },
       onEnd () {
+        $('.has-tooltip').tooltip('enable');
         document.body.classList.remove('is-dragging');
       }
     }

app/assets/stylesheets/pages/boards.scss

@@ -8,9 +8,13 @@
 }
 
 .is-dragging {
+  // Important because plugin sets inline CSS
+  opacity: 1!important;
+  
   * {
-    cursor: -webkit-grabbing;
-    cursor: grabbing;
+    // !important to make sure no style can override this when dragging
+    cursor: -webkit-grabbing!important;
+    cursor: grabbing!important;
   }
 }
 
@@ -254,11 +258,6 @@
   opacity: 0.3;
 }
 
-.is-dragging {
-  // Important because plugin sets inline CSS
-  opacity: 1!important;
-}
-
 .card {
   position: relative;
   width: 100%;