Extracted executing of script with a view to use different script execution engine (e.g Mozilla js shell https://developer.mozilla.org/En/SpiderMonkey/Introduction_to_the_JavaScript_shell).
Extracted executing of script with a view to use different script execution engine (e.g Mozilla js shell https://developer.mozilla.org/En/SpiderMonkey/Introduction_to_the_JavaScript_shell).

duncansmart/LessCoffee,duncansmart/LessCoffee