fixed diff bug
Merge branch 'master' of https://github.com/wagn/wikirate

Conflicts:
	mod/wikirate/set/all/wikirate.rb
resolved error "undefined method 'updates'"
Merge pull request #46 from xithan/master

resolved error "undefined method 'updates'"
remembered that just removed content_changed?
Merge branch 'master' of https://github.com/wagn/wikirate