Use reflectionclass to call dynamic instances of the manager's child class.  Make all calls to getClass use the extended point rather than the instance of fogcore.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2371 71f96598-fa45-0410-b640-bcd6f8691b32
Fix up output of installer stuff to make it neater.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2372 71f96598-fa45-0410-b640-bcd6f8691b32