[fr] Follow #1410

using $this->Helpers in view is wrong or old
[fr] Follow 3f4bae4 & 8bdcecc

Updating phpunit required version for 3.0
[fr] Follow #1401

3.0 password hashers
Aadding notes about the new casing in shell methods
Merge pull request #1411 from cakephp/3.0-console-casing

3.0 console casing