delegated a couple of functions and changes the Array.new code
Changing user.rb file acc to global rules
Changing user.rb file acc to global rules after nikhil rev
Merge branch 'vgarg2' of github.com:joshnikhil234/expertiza into rails4
Commenting salt_first func
Merge branch 'vgarg2' of github.com:joshnikhil234/expertiza into rails4
removed unnecessary code and added more comments
added comments for a few functions and removed some unncessary code
resolved merge conflict with expertiza code
Merge branch 'rails4' of https://github.com/expertiza/expertiza into rails4
Merge branch 'e1464' into rails4