Initial import of Template:XULMeth2
Initial import of Template:XULMeth2

https://developer.mozilla.org/en-US/docs/Template:XULMeth2

Contributors (by MDN username):
* chukito
* Dria
* Fredchat
* lmorchard
* markg
* Marsf
* Morishoji
* Sheppy
* trevorh

a2sheppy/kumascript,jpmedley/kumascript,a2sheppy/kumascript,jpmedley/kumascript