[MPlayer-dev-eng] cruft removal

[Diego Biurrun]

Alex Beregszaszi writes:
 > > - etc/cygwin_inttypes.h
 > If MPlayer requires anyway a recent Cygwin release which contains
 > inttypes.h, than you can safely remove it.

It's included since Cygwin 1.5.0, which was released in july.  I
suppose we should keep it for some time still, but put it on the list
of things to remove eventually.

 > > - libao2/
 > wtf? you meant ao_plugin? 

Yes, I mean audio plugins, the ancestors of audio filters.

Diego