added notifications for comment and reutrn notification list
added notification ordering
added new job to post comments to all users
implemented job to inform user of when somebody comment on his/her own posts
changed configuration to be able to run resque dyno
added initializer for resque worker instance
fixed bug in informing user job
fixed user commented_on so that only comments before a timestamp a returned
added migration for comment index and fixed bugs in informing user of new comment job
added methods to query all post of certain ids
added code to rake task for resque so that each forked process does not have a stale database connection
merged multidb with master