Maybe fix with less output installer stuff as well.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2549 71f96598-fa45-0410-b640-bcd6f8691b32
Call proper apt-get when needed.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2550 71f96598-fa45-0410-b640-bcd6f8691b32
Merge svn with dev-branch