zendframework/ZendService_Apple_Apns — pull request #4 by kvim (2013-10-10 15:04:01+00:00)
Title: Update Alert.php

Apple servers user "-", not "_"

'$1_$2' > '$1-$2'

action-loc-key
loc-key
etc.

https://developer.apple.com/library/ios/documentation/NetworkingInternet/Conceptual/RemoteNotificationsPG/Chapters/ApplePushService.html