Hides sidebar when clicking same issue

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

@@ -64,7 +64,12 @@
       showIssue () {
         if (this.showDetail) {
           this.showDetail = false;
-          Vue.set(Store.detail, 'issue', this.issue);
+
+          if (Store.detail.issue && Store.detail.issue.id === this.issue.id) {
+            Store.detail.issue = {};
+          } else {
+            Store.detail.issue = this.issue;
+          }
         }
       }
     }

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

@@ -22,7 +22,7 @@
       fallbackOnBody: true,
       ghostClass: 'is-ghost',
       filter: '.has-tooltip, .btn',
-      delay: gl.issueBoards.touchEnabled ? 100 : 0,
+      delay: gl.issueBoards.touchEnabled ? 100 : 50,
       scrollSensitivity: gl.issueBoards.touchEnabled ? 60 : 100,
       scrollSpeed: 20,
       onStart: gl.issueBoards.onStart,