Ports Goonchat from Baystation. (#9635)

changes:

    rscadd: "Ported a new chat system, Goonchat, that allows for cool things like changing font style, size, spacing, highlighting up to 5 strings in the chat, and DARK MODE."
    rscadd: "Repeated chat messages can now get compacted. You can disable this in goonchat settings."
    rscadd: "You can change icon style to any font on your system."
    tweak: "The game window has been altered a bit to adjust for this."
    rscdel: "Removed skin style prefs as they are no longer used."

code/game/objects/structures/janicart.dm

@@ -59,9 +59,9 @@
 	if(..(user, 1))
 		if (mybucket)
 			var/contains = mybucket.reagents.total_volume
-			to_chat(user, "\icon[src] The bucket contains [contains] unit\s of liquid!")
+			to_chat(user, "[icon2html(src, user)] The bucket contains [contains] unit\s of liquid!")
 		else
-			to_chat(user, "\icon[src] There is no bucket mounted on it!")
+			to_chat(user, "[icon2html(src, user)] There is no bucket mounted on it!")
 	//everything else is visible, so doesn't need to be mentioned
 
 

code/game/objects/structures/stool_bed_chair_nest/wheelchair.dm

@@ -168,7 +168,7 @@
 		if(pulling)
 			occupant.visible_message("<span class='danger'>[pulling] has thrusted \the [name] into \the [A], throwing \the [occupant] out of it!</span>")
 
-			pulling.attack_log += "\[[time_stamp()]\]<font color='red'> Crashed [occupant.name]'s ([occupant.ckey]) [name] into \a [A]</font>"
+			pulling.attack_log += "\[[time_stamp()]\]<span class='warning'> Crashed [occupant.name]'s ([occupant.ckey]) [name] into \a [A]</span>"
 			occupant.attack_log += "\[[time_stamp()]\]<font color='orange'> Thrusted into \a [A] by [pulling.name] ([pulling.ckey]) with \the [name]</font>"
 			msg_admin_attack("[pulling.name] ([pulling.ckey]) has thrusted [occupant.name]'s ([occupant.ckey]) [name] into \a [A] (<A HREF='?_src_=holder;adminplayerobservecoodjump=1;X=[pulling.x];Y=[pulling.y];Z=[pulling.z]'>JMP</a>)",ckey=key_name(pulling),ckey_target=key_name(occupant))
 		else