image rendering contributing payment
updating readme and contributing
updating readme and contributing.
Add TSDatabaseDidUpdateNotification to the database.
Use string const for database update notifications.
Get rid of bug leading to crash when no messages are present in the db.
Remove duplicated UIAppearance proxy customisations.
Use NSData category for base64 encoding.

- Removes a compiler warning
can now have a conversation, unencrypted (save for the push message which is symmetrically encrypted) in the UI. Testing out MONEYMONEY
Merge branch 'master' of https://github.com/ursachec/TextSecure-iOS into ursachec-master
Merge branch 'master' of https://github.com/nabla-c0d3/TextSecure-iOS into nabla-c0d3-master
removed TSEcKeyPair from sources compiled for tests
Merge remote-tracking branch 'upstream/master' into keymanager

Conflicts:
	TextSecureiOS.xcodeproj/project.pbxproj
	TextSecureiOS/Model/TSEncryptedDatabase.h
	TextSecureiOS/Model/TSEncryptedDatabase.m

TextSecureiOS/ViewControllers/Conversations/ComposeMessageViewController
.m
	TextSecureiOS/ViewControllers/TextSecureViewController.m