0.16 add protocol variant PV_YEPP_YP90 from Jeremy Greenawalt
0.15 remove tmp files and properly close the mp3, list directories first 
     in the system pane, check the file extension is .mp3
0.14 up MAX_SYSTEM_FILES, refresh device pane between files
0.13 Bitrate conversion via lame and mpg123
0.12 Yepp-NDU tweak from Yu Guanghui
0.11 Yepp-Nue support from Todd Horsman
0.10 fantastic multidevice patch from Bjoern Brill, major thanks
0.09 used a mask to accept more yepp devices
0.08 fixed a YEPP product error, thanks to Chris Gray
0.07 command line usage, thanks to Micah Craig
0.06 YEPP product fix
0.05 support for YEPP, thanks to Alvaro Caceres
0.04 added a notes directory, added a todo file, clarified the README
0.03 have to reload the playlist after a download to generate new ids
0.02 convert non-isprint chars to space in playlist 
     timeout callbacks in UI to show a status line when doing USB calls
0.01 initial alpha quality release
