Rename findlib package to pci-db

Signed-off-by: Si Beaumont <simon.beaumont@citrix.com>
Use Oasis to generate Makefile and configure

Signed-off-by: Si Beaumont <simon.beaumont@citrix.com>
Add support for merging two databases

Signed-off-by: Si Beaumont <simon.beaumont@citrix.com>