fixed issue of contributers list showing all users
No post notification
cron changes
added timeago to kyu entries list based on tag
Notification to users if they did not posted any article
Merge branch 'email_enhancement' of https://github.com/rohandaxini/knowbuddy into email_enhancement
Updated Readme and routes file
Move no post notification to execute in background jobs
changed date format throughout application
changed date format
notify user if post less then 5
Fixed the bug related to users and updated Readme
Updaed README
update README
setup for griddler
Made specs pass
User who post a post and comment should not receive mail
Updated specs
Merge pull request #1 from rohandaxini/email_notification

Email notification
Updated specs