Goonchat (#4744)

* bicon regex run

* Remove all \black

* Goonchat from /vg/ / Goon

Whoo!
Special thanks to @Tastyfish for the macro2html thing so all of our
horrible color macros keep working and don't fail horribly <3

* Fixes and changes n stuff

- Made ping sane again (the fuck PJ)
- Updated chat CSS
- Fixed like one problem with a color macro

* whoops

* Restore /vg/'s pingloop stuff (used to avoid fucking up is_afk)

* Strip problematic tags from tcomm scripts

- <audio>
- <video>
- <iframe>
- <script>

* Fix human examine icon

* Name hotkey elements

* Removed old stylesheet

code/modules/computer3/NTOS.dm

@@ -61,7 +61,7 @@
 		dat += {"
 		<td>
 			<a href='?src=\ref[src];[peripheralop]=\ref[C]'>
-				\icon[C]<br>
+				[bicon(C)]<br>
 				<span>[C.name]</span>
 			</a>
 		</td>"}