Kill trailing whitespaces in javascript files

app/assets/javascripts/comments.js

@@ -1,23 +1,23 @@
 (function() {
   Danbooru.Comment = {};
-  
+
   Danbooru.Comment.initialize_all = function() {
     if ($("#c-posts").length || $("#c-comments").length) {
       this.initialize_response_link();
       this.initialize_reply_links();
       this.initialize_expand_links();
     }
-    
+
     if ($("#c-posts").length && $("#a-show").length) {
       Danbooru.Comment.highlight_threshold_comments(Danbooru.meta("post-id"));
     }
   }
-  
+
   Danbooru.Comment.quote_message = function(data) {
     var stripped_body = data["body"].replace(/\[quote\](?:.|\n|\r)+?\[\/quote\](?:\r\n|\r|\n)*/gm, "");
     return "[quote]\n" + data["creator_name"] + " said:\n" + stripped_body + "\n[/quote]\n\n";
   }
-  
+
   Danbooru.Comment.quote = function(e) {
     $.get(
       "/comments/" + $(e.target).data('comment-id') + ".json",
@@ -36,11 +36,11 @@
     );
     e.preventDefault();
   }
-  
+
   Danbooru.Comment.initialize_reply_links = function() {
     $(".reply-link").click(Danbooru.Comment.quote);
   }
-  
+
   Danbooru.Comment.initialize_expand_links = function() {
     $(".comment-section form").hide();
     $(".comment-section input.expand-comment-response").click(function(e) {
@@ -50,7 +50,7 @@
       e.preventDefault();
     });
   }
-  
+
   Danbooru.Comment.initialize_response_link = function() {
     $("a.expand-comment-response").click(function(e) {
       $(e.target).hide();
@@ -59,10 +59,10 @@
       Danbooru.scroll_to($form);
       e.preventDefault();
     });
-    
+
     $("div.new-comment form").hide();
   }
-  
+
   Danbooru.Comment.highlight_threshold_comments = function(post_id) {
     var threshold = parseInt(Danbooru.meta("user-comment-threshold"));
     var articles = $("article.comment[data-post-id=" + post_id + "]");
@@ -73,7 +73,7 @@
       }
     })
   }
-  
+
   Danbooru.Comment.hide_threshold_comments = function(post_id) {
     var threshold = parseInt(Danbooru.meta("user-comment-threshold"));
     var articles = $("article.comment[data-post-id=" + post_id + "]");