Fixed #1: oz exe does not work without OZHOME on Windows.
Fixed #1: oz exe does not work without OZHOME on Windows.

eregon/mozart-graal,eregon/mozart-graal,eregon/mozart-graal,eregon/mozart-graal,mistasse/mozart-graal,eregon/mozart-graal,mistasse/mozart-graal,mistasse/mozart-graal,mistasse/mozart-graal,eregon/mozart-graal,mistasse/mozart-graal