Usage: servergrouprename sgid={groupID} name={groupName}

Permissions:
  i_group_modify_power
  i_group_needed_modify_power

Description:
  Changes the name of the server group specified with sgid.

Parameters:
  sgid : integer : The id of the server group
  name : Desired name of the server group

Example:
  servergrouprename sgid=13 name=New\sName
  error id=0 msg=ok
