surespot encrypted messenger

Sep 22, 2015

V62

Fix lollipop image rotation issues.
Use official keystore API for Android M.
Fix url shortener.
Don’t show every user as having new messages on restore identity/clear local cache.
Security improvements - new keys are signed by previous version of the key creating a chain of trust back to the initial key pair.
Remove identity from device without deleting identity in the system.
Handle graceful migration to upcoming version with breaking API changes.