Enable moving of data into Boxed_Values when possible
Enable moving of data into Boxed_Values when possible

kamilzubair/ChaiScript,bradparks/ChaiScript__cplusplus_scripting_language,bradparks/ChaiScript__cplusplus_scripting_language,bradparks/ChaiScript__cplusplus_scripting_language,kamilzubair/ChaiScript,kamilzubair/ChaiScript