修复两个导航栏丢失问题、版本库=》查看差别，没有对应的文件或修订版本时报错问题

app/controllers/repositories_controller.rb

@@ -206,8 +206,15 @@ class RepositoriesController < ApplicationController
       @repository.committer_ids = params[:committers].values.inject({}) {|h, c| h[c.first] = c.last; h}
       flash[:notice] = l(:notice_successful_update)
       redirect_to settings_project_path(@project, :tab => 'repositories')
+    elsif request.get?
+    respond_to do |format|
+      format.html{
+        render :layout => "project_base"
+      }
     end
 
+
+    end
   end
 
   def destroy
@@ -414,7 +421,10 @@ class RepositoriesController < ApplicationController
                       Digest::MD5.hexdigest("#{@path}-#{@rev}-#{@rev_to}-#{@diff_type}-#{current_language}")
       unless read_fragment(@cache_key)
         @diff = @repository.diff(@path, @rev, @rev_to)
-        show_error_not_found unless @diff
+        unless @diff
+          show_error_not_found
+          return
+        end
       end
 
       @changeset = @repository.find_changeset_by_name(@rev)

plugins/redmine_code_review/app/controllers/code_review_controller.rb

@@ -16,6 +16,7 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 class CodeReviewController < ApplicationController
+  layout "project_base"
   unloadable
   before_filter :find_project, :authorize, :find_user, :find_setting, :find_repository