Created [MXCredentials initWithHomeServer...]. This is nicer than setting properties one by one after a [MXCredentials init]
Updated doc with the new SDK APIs
Fixed tests: Do not assume that the response of a post message request is always received before this new message coming down trough the event stream.
Clarify MXOnSessionEvent params description in case of m.presence events
Doc: Removed the todos
Merge remote-tracking branch 'origin/develop'