Ubuntu Tweak 0.8.3 has been released which brings some bug fixes and little improvements. There are two main improvements in this release:
Mirrors for Apps data
Ubuntu Tweak now has three mirrors for Apps data, it will choose the mirror automatically when you use Apps functionality. Basically, the Apps feature will be more stable and faster than before.

Overlay Scrollbar Settings for Ubuntu 12.10
Ubuntu Tweak 0.8.3 adds option to hide "overlay scrollbar" when scrolling, so the overlay never shown upon the scrollbar.

Ubuntu Tweak 0.8.3 bug fixes:

  • Ignore the Unity WebApp specific action like S0 ~ S1 (LP: #1076417)
  • Fix ubuntu-tweak crashed with SIGSEV in PyGILState_Ensure() (LP: #1074853)
  • Improve “Auto detect text encoding for Chinese in Gedit” (LP: #1074572)
  • thumbnailcache_plugin uses deprecated path (LP: #1090364)
  • File Manager module encountered error while loading (LP: #1073795)
  • ubuntu-tweak is top crasher on errors.ubuntu.com (LP: #1086722)

So, if you are the big fan of Ubuntu Tweak, you should upgrade its latest version by executing the following command:
  • sudo add-apt-repository ppa:tualatrix/ppa #skip this if you've added it before
  • sudo apt-get update
  • sudo apt-get install ubuntu-tweak
via: Ubuntu Tweak blog