Add a reddiquette link to the comment form.

r2/r2/public/static/css/reddit.less

@@ -3804,10 +3804,11 @@ ul.tabmenu.formtab {
     margin: 5px 5px 10px 0;
 }
 
-.usertext .help-toggle {
+.usertext .help-toggle, .usertext a.reddiquette {
     font-size: smaller;
     float:right;
     margin-top: 5px; 
+    margin-left: 10px;
 }
 
 .usertext .bottom-area {

r2/r2/templates/usertext.html

@@ -75,6 +75,8 @@
                         "helpon", "helpoff",
                          style = "" if thing.creating else "display: none")}
 
+        <a href="/wiki/reddiquette" class="reddiquette" target="_blank" tabindex="100">${_('reddiquette')}</a>
+
         ${error_field("TOO_LONG", thing.name, "span")}
         ${error_field("RATELIMIT", "ratelimit", "span")}
         ${error_field("NO_TEXT", thing.name, "span")}