clean code formating. implements SaveAndBack mode for wizard
fix cake2 style
add return before every redirect()

allows proper controller testing. 
http://book.cakephp.org/2.0/en/development/testing.html#testing-controllers
Merge pull request #1 from webcrab/patch-2

add return before every redirect()
Merge remote-tracking branch 'skie/master'

* skie/master:
  fix cake2 style
  clean code formating. implements SaveAndBack mode for wizard

Conflicts:
	Controller/Component/WizardComponent.php
	View/Helper/WizardHelper.php