Merged changes from branch build_system_redesign at revision 14573.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@14574 a95241bf-73f2-0310-859d-f6bbb57e9c96

Added a simple MusePack test application based on Marcus' mp3_reader_test.
It builds fine.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6131 a95241bf-73f2-0310-859d-f6bbb57e9c96