BaseTools/gcc/x86_64-mingw-gcc-build.py:   Added new (smarter?) script to assist with building   x64 gcc compiler.
BaseTools/gcc/x86_64-mingw-gcc-build.py:
  Added new (smarter?) script to assist with building
  x64 gcc compiler.

BaseTools/gcc svn:ignore
  Added * to ignore list.



git-svn-id: f3880c1fc5096ce2109c8aec392d8e07f619f417@996 c2973edb-eda0-4c78-bc6a-9341b269661f

bitcrystal/buildtools-BaseTools,tianocore/buildtools-BaseTools,tianocore/buildtools-BaseTools,bitcrystal/buildtools-BaseTools,tianocore/buildtools-BaseTools,bitcrystal/buildtools-BaseTools,bitcrystal/buildtools-BaseTools,tianocore/buildtools-BaseTools,tianocore/buildtools-BaseTools,bitcrystal/buildtools-BaseTools