001) [ ] If removing devices, their data is removed.
002) [O] The id member is created and class,subclass,... are put into them.
003) [ ] If finding new device, it is specified its parent device.
004) [O] To observe multiple USB bus
005) [O] To create pid file 
006) [O] To add "script" token in configuration file.
007) [O] To output messages using syslog
008) [O] To use signal
009) [O] To enable HUB configuration info.
010) [ ] The module loader(modprobe) can load multiple modules at one time.
