Merge pull request #95 from kbknapp/v0.6.1

v0.6.1 (2017-10-25)

Bug Fixes

• Fixes --exit-code, --color (upstream) (closes #63, 4d4b6a8)
• Calls Source::update() on non-default sources before Registry::query() (closes #91, 9e7b774)

Performance

• Replaces format!() with Path.join() (closes #73, 4d28c02)

Tests

• Runs Travis CI only on master to avoid redundant builds