Update pytest from 3.2.5 to 3.3.1 (#3134)
Update pytest from 3.2.5 to 3.3.1 (#3134)


lmorchard/idea-town-server,flodolo/testpilot,fzzzy/testpilot,lmorchard/idea-town-server,mozilla/idea-town-server,mozilla/idea-town,flodolo/testpilot,lmorchard/idea-town,lmorchard/testpilot,flodolo/testpilot,meandavejustice/testpilot,mozilla/idea-town-server,mozilla/idea-town,fzzzy/testpilot,lmorchard/idea-town,lmorchard/idea-town,lmorchard/testpilot,chuckharmston/testpilot,fzzzy/testpilot,mozilla/idea-town,lmorchard/idea-town,fzzzy/testpilot,lmorchard/testpilot,chuckharmston/testpilot,lmorchard/idea-town-server,mozilla/idea-town-server,flodolo/testpilot,chuckharmston/testpilot,lmorchard/idea-town-server,lmorchard/testpilot,chuckharmston/testpilot,meandavejustice/testpilot,mozilla/idea-town-server,mozilla/idea-town,meandavejustice/testpilot,meandavejustice/testpilot