nnesse/minwin-gcc-5-2: A patched gcc 5.2 enabling a new 'minwin' target that does not link to the Microsoft C library.

Niels Nesse eb72d50f44 Import gcc 5.2.0 from tarball		9 éve
..
Makefile.am	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
Makefile.in	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
libmpxwrappers.map	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
libtool-version	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve
mpx_wrappers.c	eb72d50f44 Import gcc 5.2.0 from tarball	9 éve