add tag correction support

app/controllers/tag_corrections_controller.rb

@@ -0,0 +1,16 @@
+class TagCorrectionsController < ApplicationController
+  before_filter :member_only
+  
+  def new
+    @tag = Tag.find(params[:tag_id])
+  end
+  
+  def create
+    if params[:commit] == "Fix"
+      @tag = Tag.find(params[:tag_id])
+      @tag.delay.fix_post_count
+    end
+    
+    redirect_to tags_path(:search => {:name_matches => @tag.name})
+  end
+end