Stop -j
fix method name
Fix the check order for requirements, in case returned search doesn't satisfy the minimum version. Fix #246
Fix broken tests for cascade search and lower version index files
1.6910
Turn off recommends by default
Merge pull request #249 from miyagawa/no-recommends

Turn off recommends by default
1.6911
minor typo fix (s/head1//)
Merge pull request #251 from garu/patch-1

minor typo fix (s/head1//)
Ignore - (piped from curl) in check_upgrade
fix comment
1.6912