new way of creating extensions for twig
Fix typo
Documented simulating an authentication by manual token creation.
Fixed link
Merge pull request #2469 from lucascourot/patch-1

Fix typo
Merge pull request #2487 from pborreli/patch-2

Fixed link
Updated coding standard

Specify using "sprintf" in Exception
messages as per @fabpot's recommendation on the mailing list.
Fixing a bad merge conflict
Merge branch '2.0' into 2.1
Merge pull request #2457 from ricardclau/update_twig_extension_creation

[Cookbook][Templating] New way of creating extensions for twig
Add a new section on front controllers and the AppKernel
Some updates
Markup fixes and small changes
Even more GH feedback, some additional notes and typos
GH feedback
Not mention the Debug Component until it's ready
Mentioning the Debug component again as it has just been merged into master.
[#2465] Proofreading new environment, front controller, kernel doc
Merge remote-tracking branch 'origin/2.1' into 2.1
Merge branch '2.0' into 2.1