* ensure that the RemoteCDXIndexSource also adds a 'matchType=' param, fix for ukwa-pywb/ukwa#57
* 2.4.2 fixes:
- cdxindexer: don't treat first param as output, require '-o <output>' instead, update tests
- cleanup: move url-polyfill.min.js to correct static dir, addresses #571
- update to latest wombat
- move logo to ./pywb/static, fix README path
- tests: update indexing tests for cdx-indexer fix
- bump version to 2.4.2
- Fix link in access-control docs to use RST instead of MD syntax (#568) (by @machawk1)