Start documentation cleanup and rewrite for 2.3
Moving forward toward refactoring documentation
Remove references to tw.dojo
Remove some forgotten reference to the pylons namespace
Remove some stray references to paster
Add GearBox documentation
Tune minor changes and move Upgrading chapter from Doc to Cookbook
Try to improve main sections titling
Minor improvements and create the deploy section into the CookBook
Update documentation about migrations to Alembic
Merge reference into a single file for fast lookup
update requirements.txt
Add nose dependency for docs building
Made colors a little bit less depressive.
Merge workshop into development