Commands:
/day - Makes a day
/night - Makes night
/calc <number> <calculation sign> <number> - Performs mathematical operations (Example: /calc 3 + 3)
/sun - Makes clear weather
/rain - Makes it rainy
/gm <0/1/3> or <survival/creative/spectator>
/setspawn - Sets the spawn point (In future updates)
/spawn - Teleport to spawn point (In future updates)
/setmespawn <point name> - Sets a private spawn point (In future updates)
/mespawn <point name> - Teleport to your spawn point (In future updates)
/mespawnlist - View a list of your saved points (In future updates)

Rights:
wucmds.command.day - Access to the /day command
wucmds.command.night - Access to the /night command
wucmds.command.sun - Access to the /sun command
wucmds.command.rain - Access to the /rain command
wucmds.command.calc - Access to the /calc command
wucmds.command.gm - Access to the /gm command