revert: Fix i18n issue with 'ago' translations

Since 'ago' is commonly used, the translations should
be migrated first/in-conjunction

r2/r2/templates/comment.html

@@ -104,7 +104,7 @@ ${parent.collapsed()}
     %if show:
        ${unsafe(self.score(thing, likes = thing.likes))} 
     %endif
-    ${_("%(when)s ago") % dict(when=thing_timestamp(thing, thing.timesince))}
+    ${thing_timestamp(thing, thing.timesince)} ${_("ago")}
     %if thing.editted:
       <em>*</em>&nbsp;
     %endif

r2/r2/templates/comment.htmllite

@@ -43,7 +43,7 @@
 %if thing.deleted:
 
 <small>
-    <b>${_("[deleted]")}</b> ${_("%(when)s ago") % dict(when=thing.timesince)}
+    <b>${_("[deleted]")}</b> ${thing.timesince} ${_("ago")}
 </small>
 
 %else:

r2/r2/templates/commentvisitsbox.html

@@ -35,7 +35,7 @@
            %endif
          />
     <label for="comment-visits-${i}">
-      ${_("%(when)s ago") % dict(when=visit)}
+      ${visit} ${_("ago")}
     </label>
   </div>
   %endfor

r2/r2/templates/useriphistory.html

@@ -46,7 +46,7 @@
         <tr>
             <td>${ip}</td>
             <td>${location.get('country_name', '')}</td>
-            <td>${_('%(when)s ago') % dict(when=timestamp(last_visit))}</td>
+            <td>${timestamp(last_visit)}&#32;${_('ago')}</td>
         </tr>
         % endfor
     </tbody>