Ignore more stuff.
Remove window zooming hot key support.

I haven't used it in years and the code's still here if I need it.
Remove Amua support.

I haven't used Amua or Last.fm in years.
Remove HIDRemote support.

I haven't used the corresponding Logitech headset (USB dongle, pre-Bluetooth) in years, and never even bothered to recompile HIDUtilities for Intel.