Jshint fixes

Did some refactoring to lists/test.js, I still can't figure out how to properly test it

/_design/acra-storage/_list/test/recent-items?limit=100 returns []
/_design/acra-storage/_list/test/recent-items?limit=100&key=uptime fails with bad json
/_design/acra-storage/_list/test/recent-items?limit=100&key2=uptime&value2=71 returns []

travis-ci support