Add unit test for ignoring hash bang.
Add unit test for ignoring hash bang.

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