v0.1.9

Improvements:

• Upgrade MatrixKit version (v0.3.9).
• Remove the 'optional' in the email registration field #352.
• Restore matrix.org as default homeserver.

Bug fixes:

• Directory item in search doesn't open the directory if I don't search #353.
• Room avatars on matrix.org are badly rendered in the directory from a vector.im account #355.
• Authentication: "Send Reset Email" is truncated on iPhone 4S.