Usage: channelgroupaddperm cgid={groupID} permid={permID} 
        permvalue={permValue}
       channelgroupaddperm cgid={groupID} permsid={permName} 
	    permvalue={permValue}

Adds a set of specified permissions to a channel group. Multiple permissions 
can be added by providing the two parameters of each permission. A permission 
can be specified by permid or permsid.

Example:
   channelgroupaddperm cgid=78 permsid=b_icon_manage permvalue=1
   error id=0 msg=ok