staff -> admins

* rename everything containing staff back to admin (as requested by ryan i've renamed commands like slconfig to saconfig but left "slconfig" as an alias)
* format almost every file correctly
* a few other improvements

src/main/java/me/totalfreedom/totalfreedommod/blocking/EventBlocker.java

@@ -148,7 +148,7 @@ public class EventBlocker extends FreedomService
     @EventHandler(priority = EventPriority.NORMAL)
     public void onPlayerDropItem(PlayerDropItemEvent event)
     {
-        if (!plugin.sl.isStaff(event.getPlayer()))
+        if (!plugin.al.isAdmin(event.getPlayer()))
         {
             event.setCancelled(true);
         }