Rename showname module feature request

Added a field in settings where you can write a name for module. If nothing is set it uses same name as today. To fulfill: 
http://forums.maraschinoproject.com/showthread.php?tid=123
http://forums.maraschinoproject.com/showthread.php?tid=213 3. part

transmission, nzbget and ipcamera is not tested(is taken down to paint) but it would work..