add new tag alias correction helper

app/controllers/tag_alias_corrections_controller.rb

@@ -0,0 +1,21 @@
+class TagAliasCorrectionsController < ApplicationController
+  before_filter :moderator_only
+  
+  def new
+    @correction = TagAliasCorrection.new(params[:tag_alias_id])
+  end
+  
+  def create
+    @correction = TagAliasCorrection.new(params[:tag_alias_id])
+
+    if params[:commit] == "Fix"
+      @correction.fix!
+    end
+    
+    redirect_to tag_alias_correction_path(:id => params[:tag_alias_id])
+  end
+  
+  def show
+    @correction = TagAliasCorrection.new(params[:tag_alias_id])
+  end
+end