Add redis config file
Add database.yml
Set cache_db to 0
Add new relic
Setup of smtp and production.rb
Add Dalli
Change delivery method
Change smtp config
Update email domain
Add Crowd logo
Update logo
added a rake task to clean orphan uploaded files
added s3 file uploads alert
added image magick alert
extract Admin::UsersController#index to its own query class

- move query to its own class
- use postgres ILIKE case insensitive
- removed duplicated list of trust levels
Merge pull request #1049 from ZogStriP/admin-alerts

Admin alerts
Merge pull request #1046 from house9/admin-user-index-2

extract Admin::UsersController#index to its own query class
Merge pull request #1044 from ZogStriP/clean-orphan-uploaded-files

added a rake task to clean orphan uploaded files
Remove unused var.
added a conditional that checks if the logo_url setting is empty. In that case, the logoHTML function returns a header tag with the site_title as its content