This will require us to update Google rest-client for GCM as well as remove and replace our com.ganyo:gcm-server dependency. Search for these things on aerogear-dev to see ongoing discussion and I will update this issue when we have a conclusion.

• http://aerogear-dev.1069024.n5.nabble.com/aerogear-dev-UPS-1-2-GCM-3-0-Topics-and-Google-s-rest-client-updates-td12027.html
• http://aerogear-dev.1069024.n5.nabble.com/aerogear-dev-UPS-and-com-ganyo-gcm-server-td12015.html