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/command/Command_announce.java

@@ -22,5 +22,4 @@ public class Command_announce extends FreedomCommand
         plugin.an.announce(StringUtils.join(args, " "));
         return true;
     }
-
-}
+}