Use Zend Alert class instead of string. Added ability to set message customization params: action-loc-key, loc-key, loc-args, launch-image. Update documentation.
Merge pull request #12 from m0nah/master

APNS adapter update
Merge https://github.com/Ph3nol/NotificationPusher

Conflicts:
	src/Sly/NotificationPusher/Adapter/Apns.php