Bug 971542 - [System2] Instantiable RemoteDebugger r=alive

https://bugzilla.mozilla.org/show_bug.cgi?id=971542

Screenshot of JSDoc:

![screen shot 2014-02-14 at 9 10 52 am](https://f.cloud.github.com/assets/122602/2172990/fdecc2ec-959a-11e3-80e7-5a941f01a052.png)