aerogear/aerogear-unifiedpush-server — pull request #120 by matzew (2014-01-16 10:43:03+00:00)
Title: Adding content-available:boolean

Done for [AGPUSH-365](https://issues.jboss.org/browse/AGPUSH-365) used for two different scenarios in the iOS world:

* newstand
* silent iOS/APNs push messages (as of iOS7)