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/admin/verbs/modifyvariables.dm

@@ -328,7 +328,7 @@ var/list/forbidden_varedit_object_types = list(
 		if(default == "num")
 			dir = 1
 		else if(default == "icon")
-			var_value = "\icon[var_value]"
+			var_value = "[bicon(var_value)]"
 
 		to_chat(usr, "Variable contains: [var_value]")
 		if(dir)
@@ -465,7 +465,7 @@ var/list/forbidden_varedit_object_types = list(
 
 	else if(isicon(variable))
 		to_chat(usr, "Variable appears to be <b>ICON</b>.")
-		variable = "\icon[variable]"
+		variable = "[bicon(variable)]"
 		class = "icon"
 
 	else if(istype(variable,/matrix))