fixed wagn command and rake tasks
Wagn performance logger
Merge branch 'master' into wikirate

Conflicts:
	lib/wagn/tasks/wagn.rake
	lib/wagn/version.rb
Merge pull request #261 from xithan/wikirate

merge branch master into wikirate
turn performance logger off by default
began moving "in" statements to joins
more replacing subspecs (now with restrict_by_join)
more replacing subspecs (now with restrict_by_join)
got rid of "subspec"
corrected typo
fixed rename bug
Merge remote-tracking branch 'xithan/rename'
Merge remote-tracking branch 'xithan/airbrake'
Merge remote-tracking branch 'wagn/wikirate'
Merge remote-tracking branch 'xithan/log'
Merge remote-tracking branch 'xithan/improve-specs'
Merge branch 'optiwql'
repair watcher-to-following migration problem
removed superfluous codename cache resetting
Merge remote-tracking branch 'xithan/airbrake'