More collaboration tests.
More collaboration tests.

Don't use real code. Cryptography is slow. Tests should match contract of underlying code.

lopper/node-apn,argon/node-apn,hilllinux/node-apn,tempbottle/node-apn,telerik/node-apn,maximeloizeau/node-apn,madshell/node-apn,node-apn/node-apn,F4-Group/node-apn,guytuboul/node-apn,guoyu07/node-apn