Merge pull request #2803 from evazion/fix-comment-cleanups

Various minor comment code cleanups

app/controllers/comments_controller.rb

@@ -1,6 +1,6 @@
 class CommentsController < ApplicationController
   respond_to :html, :xml, :json
-  before_filter :member_only, :only => [:update, :create, :edit, :destroy]
+  before_filter :member_only, :except => [:index, :search, :show]
   rescue_from ActiveRecord::StatementInvalid, :with => :rescue_exception
 
   def index
@@ -48,9 +48,7 @@ class CommentsController < ApplicationController
 
   def show
     @comment = Comment.find(params[:id])
-    respond_with(@comment) do |format|
-      format.json {render :json => @comment.to_json(:methods => [:creator_name])}
-    end
+    respond_with(@comment)
   end
 
   def destroy