scan plugins:
    - fix BENQ FE/TE

cdvdcontrol:
    - check available PX716 MQCK speeds
    - implement Lite-On SmartErase

qscand:
    - daemon mode on win32

qpxtool:
    - check VariRec CD disabling (win32)
    - save drive/scan settings

pxfw:
    - crc calc for PX-708A2 / PX-712

gui:
    - save selected test speeds
    - table+images groups in print preview
    - (?) OpenGL graph render engine

