Manually invoke the garbace collector when an Interpreter reaches the end of its life cycle. Fixes a bug on releasing files in Windows.
Manually invoke the garbace collector when an Interpreter reaches the end of its life cycle. Fixes a bug on releasing files in Windows.


Former-commit-id: 566d7bddc93de6ad1c13106ffc1d6006a950f5af
jolie/jolie,jolie/jolie,jolie/jolie