remove images from chat

style/_fa-custom.scss

@@ -320,4 +320,8 @@ vertical-align	0%		-5%			-10%		-15%		-20%		-25%		-30%
 }
 .fa-c-off:before, .fa-c-0:before {
 	content: "\f204";
+}
+
+.fa-c-ban:before {
+	content: "\f05e";
 }