Suppress warnings from websockets regarding native extensions

[phun-ky]

For windows users, the warning regarding native extensions is a bit annoying and native extensions are not so required.

Warning: Native modules not compiled. UTF-8 validation disabled.

Add an option to suppress these warnings? They clutter up the CLI.

[phun-ky]

This is probably an issue for websockets, feel free to close this if you consider this issue to be solved by them instead. But a way to solve this is to give grunt-reload an option for "suppress websocket warnings regarding native extensions"

https://github.com/Worlize/WebSocket-Node/issues/79