this mod allows:
commands ported from essentials re-written and improved
skin and cape commands
open to internet(opens to lan and internet by port forwarding)
port forwarding of a dedicated server automatically you can disable it of course though
credit of port forwarding embeded library is from WaifUPnP(will work on all routers that do support UPNP) https://github.com/adolfintel/WaifUPnP