Cryptocat 2.0.31

- More than a dozen bug fixes and tweaks related to the redesigned UI
which was pushed last version.
- Logging in/logging out is now faster.
- Fixed a bug that could prohibit desktop notifications from appearing
in Google Chrome.
- Fixed a bug that could prevent notification sounds from being played
in Google Chrome.
- Warnings have been added to all translations except Tibetan, Korean,
Latvian and Urdu (will be updated in an upcoming version.)
- New: Uyghur translation.
- Esperanto translation removed.
- Font family tweaks.