Fix potential Execution After Redirect bugs.

Execution After Redirect (EAR) happens when redirect in a controller is
triggered but there still is code that is executed in the action.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@5611 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/enumerations_controller.rb

@@ -75,10 +75,12 @@ class EnumerationsController < ApplicationController
       # No associated objects
       @enumeration.destroy
       redirect_to :action => 'index'
+      return
     elsif params[:reassign_to_id]
       if reassign_to = @enumeration.class.find_by_id(params[:reassign_to_id])
         @enumeration.destroy(reassign_to)
         redirect_to :action => 'index'
+        return
       end
     end
     @enumerations = @enumeration.class.find(:all) - [@enumeration]