Fixed comments for snippets. Tests fixed

app/controllers/notes_controller.rb

@@ -13,6 +13,8 @@ class NotesController < ApplicationController
     @notes = case params[:target_type]
              when "commit" 
                then project.commit_notes(project.commit((params[:target_id]))).fresh.limit(20)
+             when "snippet"
+               then  project.snippets.find(params[:target_id]).notes
              when "wall"
                then project.common_notes.order("created_at DESC").fresh.limit(20)
              when "issue"

app/controllers/snippets_controller.rb

@@ -55,7 +55,6 @@ class SnippetsController < ApplicationController
   end
 
   def show
-    @notes = @snippet.notes
     @note = @project.notes.new(:noteable => @snippet)
     render_full_content
   end