Merge pull request #2052 from Oldiesmann/release-2.1

! Get rid of the red/green status dots and the "installed packages" page...
Merge pull request #2053 from Oldiesmann/release-2.1

! Forgot to remove the code to display the tab for the installed package...
Small theme fix
+ Added fallback for IE8/9 and other browsers does not support gradient
- Removed browser based search_button CSS items
! fixed small problem with .button.active:hover
Signed-off-by: Antes <antes@simplemachines.org>
Merge pull request #2054 from Antes/theme_fix

Small theme fix
Merge pull request #2056 from Oldiesmann/release-2.1

! More stuff that we don't need anymore since the "Installed Packages" p...