Fix addComment button

www/pad/comments.js

@@ -723,7 +723,8 @@ define([
             node: node,
             button: button
         };
-        $(button).click(function () {
+        $(button).click(function (e) {
+            e.stopPropagation();
             Env.editor.execCommand('comment');
             Env.bubble = undefined;
         });
@@ -745,6 +746,8 @@ define([
                 return;
             }
 
+            // Remove active class on other comments
+            Env.$container.find('.cp-comment-active').removeClass('cp-comment-active');
             Env.$container.find('.cp-comment-form').remove();
             var form = getCommentForm(Env, false, function (val) {
                 $(form).remove();
@@ -835,6 +838,9 @@ define([
             if ($(e.target).closest('.cp-comment-container').length) {
                 return;
             }
+            // Add comment button? don't remove anything because this handler is called after
+            // the button action
+            if (e.target.classList.contains('cke_button__comment_icon')) { return; }
             Env.$container.find('.cp-comment-active').removeClass('cp-comment-active');
             Env.$inner.find('comment.active').removeClass('active');
             Env.$container.find('.cp-comment-form').remove();