Update auth.rst

changed
line 18: password VARCHAR(50),
to password VARCHAR(60), since the passwords produced by BlowfishPasswordHasher are 60 characters
Update auth.rst
Merge pull request #1545 from Nuelsen/patch-1

Update auth.rst
fixing CAKE_CORE_INCLUDE_PATH instructions

APP seems not working for me, 
updating to working code per:
https://github.com/dereuromark/cakefest/blob/master/webroot/index.php#L57
Merge pull request #1554 from ptica/master

fixing CAKE_CORE_INCLUDE_PATH instructions
Commentaires inutiles
Merge pull request #1557 from pulse14/patch-1

Commentaires inutiles
Better document the long form of App::import().

The short forms fail when `/` are involved. Refs cakephp/cakephp#4159
Fix coding standards.