* Overview of Changes:
- Add support for Ubuntu 13.10 Saucy Salamander, drop support for Ubuntu 11.10 Oneiric
- Improve the old kernels clean up, now it will find out more old kernels
- Disable appcenter and sourcecenter, they are no longer maintained
* Bugs fixed
- Modules show error with "expected string or buffer" (Bug #880663)
- Ubuntu Tweak crashed while processing override (Bug #1195550)
- Problem showing error dialog if dest path contains special characters e.g. "รถ" (Bug #1203049)
- Ubuntu Tweak crached in logo in GNOME 3.8 (Bug #1144075)
- LovewallpaperHD failed to load (Bug #1071414)