Rename user to username

git-svn-id: file:///home/svn/framework3/trunk@8838 4d416f70-5f16-0410-b530-b9f4589650da

data/sql/migrate/015_rename_user.rb

@@ -0,0 +1,16 @@
+class RenameUser < ActiveRecord::Migration
+	def self.up
+		remove_column :events, :user
+		change_table :events do |t|
+			t.string    :username
+		end
+	end
+
+	def self.down
+		remove_column :events, :username
+		change_table :events do |t|
+			t.string    :user
+		end
+	end
+end
+