sanitize whitespace. fix a typo in license notice.

git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@6587 4407c894-4637-0410-b4f5-ada5f102cad1
shobjidl.h: don't expose (Set|Get)ContractDelegateWindow for Store Apps

git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@6588 4407c894-4637-0410-b4f5-ada5f102cad1
shobjidl.h: Regenerated.

git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@6589 4407c894-4637-0410-b4f5-ada5f102cad1
Fix C++ issue about type-checking.  const and none-const variants were treated
incompatible, which is of course not true here.



git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@6590 4407c894-4637-0410-b4f5-ada5f102cad1
Add new testcase for c++'s math-macro expansion and type-compatibility


git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@6591 4407c894-4637-0410-b4f5-ada5f102cad1