v0.7.5

Improvements:

• Matrix iOS SDK in now compatible with macOS, thanks to @aapierce0 (PR #218).
• MXEvent.sentState: add MXEventSentStatePreparing state.
• Google Analytics: Add an option to send some speed stats to GA (It is currently focused on app startup).

Bug fixes:

• Resend now function doesn't work on canceled upload file (https://github.com/vector-im/riot-ios#890).
• Riot is picking up my name within words and highlighting them (https://github.com/vector-im/riot-ios#893).
• MXHTTPClient: Handle correctly the case where the homeserver url is a subdirectory (#213).
• Failure to decrypt megolm event despite receiving the keys (https://github.com/vector-im/riot-ios#913).
• Riot looks to me like I'm sending the same message twice (https://github.com/vector-im/riot-ios#894).