Fix overflows in the Development > Configuration section.
Add more side margins in tablet/phone layouts.

I noticed the docs seemed a bit snug on my tablet, adding an extra 5px
makes the docs feel less snug against the device edge and I feel makes
the docs easier to read.
Merge pull request #936 from ezrabynx/master

Added afterValidate()
Model name in the join options query made to singular

Model name in the join options query made to singular from Plural

i.e from Books to Book
Merge pull request #938 from kp2356/master

Model name in the join options query made to singular
Merge pull request #935 from cakephp/better-tablet-layout

Add more side margins in tablet/phone layouts.
[fr] Follow #938

Model name in the join options query made to singular
[fr] Follow #936

Added afterValidate()
[fr] Follow a480ae28a1f11b4189c529ecac49a14469f60b72

Make titles consistent with the other half of the blog tutorial.
[fr] Follow 06b60620ddb67edf484d5614be07efd1449e33d6

Recursively add tests.
[fr] Follow c7581c4aad042a05105198b927b0fa8766a54cff & 489de35fe4acb0fc270b7af05f9354c134b14297

Clarify getting started guide.
Fix overflows in Development > Routing.
Fix overflows in Development > Sessions to
Development > Testing.
Fix overflows Development > REST to
Development > Vendor packages.
Controller Callback Links

Linked the controller callbacks.

I removed the afterRender() method because it is not a controller
callback.  This method is found in the helper class.
Add note about possible windows issue.

Closes cakephp/cakephp#2208
[fr] Follow dd3180b588be61b52481a80a0e94a8c59d7fa177

Add note about possible windows issue
[fr] Fix french callbacks
Removed space alignment.
Clean up grammar for Configure timezone in 2.2 migration