Shuffle around test directories

git-svn-id: https://mingw-w64.svn.sourceforge.net/svnroot/mingw-w64/trunk@5795 4407c894-4637-0410-b4f5-ada5f102cad1
Incorporate basic tests

git-svn-id: https://mingw-w64.svn.sourceforge.net/svnroot/mingw-w64/trunk@5796 4407c894-4637-0410-b4f5-ada5f102cad1