libwireshark (and the plugins using those functions) do not depend on
wiretap on Windows.
While doing that, rename the eth_* functions to ws_*.
svn path=/trunk/; revision=25354
no-longer-needed wiretap/wtap-capture.h.
Clean up wiretap/libwiretap.vcproj (note: this isn't going to scale, if
it has to contain a list of all the files, as most committers will be
editing only Makefile.common files).
svn path=/trunk/; revision=23803
Jeff Morriss