Statically link libgcc and libstdc++ into gold

Copying https://android-review.googlesource.com/#/c/48820/
Also mapping binutils-2.22 for gcc-4.7+
Also remove mingw flags which cause binutils build error

Change-Id: I61275de994f0d47c0a1ab5c948dc7691ffd6d5de
Signed-off-by: Pavel Chupin <pavel.v.chupin@intel.com>
1 file changed