WIP - needs fix in the pgsql role
updated Happy Holidays Tamil transalation
Make humans.txt dynamic (Issue #658)
Merge pull request #671 from steverob/tamil-translation-updates

updated Happy Holidays Tamil transalation
Fixed postgresql role
Added documentation
removed old rbenv role
removed unused var file
removed unused handler
Fixed a rescue error in pull request downloader
Moved description in org rake task
changed identation
Apply @houndci comments
Merge pull request #672 from pdostal/humans.txt

Make humans.txt dynamic (Issue #658)
Replace 'btn-inverse' with 'btn-default' to fix display issue.
Merge pull request #676 from djpowers/fix_locale_button_styling

Replace 'btn-inverse' with 'btn-default' to fix display issue
Added arguments to bundler install command
use rake task to update humans.txt
fix formatting
WIP still needs tests, use controller to load the contributors