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/MobBlocker.java

@@ -130,4 +130,4 @@ public class MobBlocker extends FreedomService
             event.setCancelled(true);
         }
     }
-}
+}