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
Port files about contribution from old book
Added doc for deploy under mozilla circus
Update tg22env references to tgenv, removing version specification
Add tutorial for minimal mode
remove references to -E option of pip install which is deprecated