Improvements:
- Upgrade MatrixKit version (v0.4.6).
- Crypto: Prevent people from relogging when upgrading from v0.3.4, the current app store version (PR matrix-org/matrix-ios-sdk#226).
- AuthenticationViewController: update layout on iPhone 7.
- ContactsTableViewController: refresh the matrix ids in the local contacts when view will appear.
- ContactTableViewCell: Let ContactsTableViewController update the matrix ids of the local contacts.
- Warn that logging out will lose E2E keys (#950).
- Logs: Log versions of app, MatrixKit, MatrixSDK etc at startup.
Bug fixes:
- Room details members: wrong unknown wording (#941).
- App may crash when user rotates the device while he joins a room.