- xbps_repository_pool_find_pkg in best match case, now returns the
newest package version available in rpool.
- Added xbps_repository_pool_find_pkg_exact that returns a package
by exact matching a pkgver.
- Removed xbps_handle_alloc(), the user is free to use memory
allocated from heap or stack.
- Improved API documentation in preparation for 0.12.
Bumped XBPS_API_VERSION again.