Merge pull request #109 from seuros/mongo_grave

[Fix] Show only when avatar is present.
Make script/rails.rb executable
add humans.txt and supporting rake task, rake humans
Thanks @vanstee fixed the missing avatar issue
Revert "Thanks @vanstee fixed the missing avatar issue"

This reverts commit 59d9185849e339d5b58c02d7b63139c41e5eeede.
Merge pull request #110 from sirwolfgang/humans

add humans.txt and supporting rake task, rake humans
[Addon] Add deploy hooks for heroku.
[fix] move jquery.coderwall.js to public