remove trailing whitespace in js files

app/assets/javascripts/blacklists.js

@@ -104,7 +104,7 @@
     if (entry.disabled) {
       return false;
     }
-    
+
     var $post = $(post);
     var tags = String($post.attr("data-tags")).match(/\S+/g) || [];
     tags.push("rating:" + $post.data("rating"));

app/assets/javascripts/posts.js

@@ -262,7 +262,7 @@
     var $img = $post.find("img");
 
     var border_colors = [];
-    
+
     if ($post.hasClass("post-status-has-children")) {
       border_colors.push("#0F0");
     }

app/assets/javascripts/related_tag.js

@@ -16,7 +16,7 @@
     this.common_bind("#related-copyrights-button", "copyright");
     $("#find-artist-button").click(Danbooru.RelatedTag.find_artist);
   }
-  
+
   Danbooru.RelatedTag.tags_include = function(name) {
     var current = $("#upload_tag_string,#post_tag_string").val().toLowerCase().match(/\S+/g) || [];
     if ($.inArray(name.toLowerCase(), current) > -1) {