IonCannon

- Add laser size
- Clean up source code
- Permission changed :

• 
  
• ion.cmd.* (allow acces to all permission contains : ion.cmd.<any>)
  
• ion.cmd.ion (Allow acces to help command : /ion)
  
• ion.cmd.setsize (allow acces to command : /ion setsize <size>)
  
• ion.cmd.ionlock (allow acces to command : /ionlock <x> <z>)
  
• ion.cmd.remote (allow acces to command : /ion remote)
  
• ion.use.remote (allow player with permission to use remote item)
  
  - Some other changes, look the first page

If you have an error, tell me :)