Implemeted 95% of all Mac OS X support. Makefiles still need modifications.

Almost all test applications run out of the box (->Makefile). See more
information in README.mac .

Changes:
- message handling
- access to opaque port structures
- image, bitmap, pixmap support
- most OpenGL stuff
- window styles


git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@1812 ea41ed52-d2ee-0310-a9c1-e6b18d33e121