Improve solver conflict error message.
Check fingerprints only if it is needed.
Fix meta parsing.
Update to beta9.
In format_repo_ident(), look for the "repository" annotation if PKG_REPONAME is undefined.  Use this to implement the %R query pattern.
Some tunes for portable compiling.
Merge pull request #855 from dag-erling/query-R

Implement the %R query pattern