Merge branch 'fix-clipboard-btn' into 'master'

Fix clipboard button overflow
Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

See merge request !1739

app/assets/stylesheets/framework/buttons.scss

@@ -180,3 +180,7 @@
     }
   }
 }
+
+.btn-clipboard {
+  border: none;
+}