Merge my experimental branch's testcases into the trunk.  In addition, also
change the infrastructure of testcases slightly so TESTS is not set directly
by $(check_PROGRAMS) for future expansion.



git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@2749 4407c894-4637-0410-b4f5-ada5f102cad1
28 files changed