Use camelCase
Merge branch 'use-camelcase' of git://github.com/neeckeloo/zf2 into hotfix/3362

Conflicts:
	library/Zend/Http/Client/Cookies.php
	library/Zend/Http/Cookies.php
	library/Zend/Soap/Wsdl.php
Merge branch 'hotfix/3362'

Close #3362