merge fonttosfnt 1.2.3, and libpciaccess 0.18.1.

initial import of libpciaccess-0.17

initial import of libpciaccess-0.15

initial import of libpciaccess-0.14

initial import of libpciaccess-0.13.5

initial import of libpciaccess-0.13.4

initial import of libpciaccess-0.13.2

initial import of libpciaccess-0.13.1

initial import of libpciaccess-0.12.1:
- fix bogus bus bridge info usage
- fix detection of multi-function cards