ALPM::Conf: Better error checking, avoid siglevels if unsupported.
Fix an old typo s/errstr/strerror/.
Adds simple tests for find_satisfier and find_dbs_satisfier.
Avoids changing the PREFIX in ALPM.xs since we cannot take advantage of it.
Update the version string to 3.02.
Adds DB/Local.pod to the MANIFEST.
Update the changelog for release 3.02.