Fix all the rest of the \ separators to / in mmp files.
@echo offif not defined HOST_PYTHON ( if %1 EQU Debug ( set HOST_PYTHON=python_d.exe if not exist python30_d.dll exit 1 ) ELSE ( set HOST_PYTHON=python.exe if not exist python30.dll exit 1 ))%HOST_PYTHON% build_ssl.py %1 %2 %3