LightSwitched
This plugin allows you to pair levers and redstone lamps. When the switch (lever) is flipped the lights turn on. No REDSTONE REQUIRED!
1 Place a lever and your desired redstone lamps on the ground 2 type /pair 3 follow in chat instructions to right clik a lever and then lights 4 right click ground 5 flip switch 6 enjoy!
A /unpair command is available as well, but you can just break the lever instead.
This plugin is available 100% open source on https://github.com/BigxMac/LightSwitched
This is exactly what I need for my TARDIS.