Copy thumbnail-*.png to dist/ for deployment
Copy thumbnail-*.png to dist/ for deployment

Issue #1654

6a68/idea-town,dannycoates/testpilot,fzzzy/testpilot,mathjazz/testpilot,meandavejustice/testpilot,mathjazz/testpilot,lmorchard/idea-town,6a68/idea-town,lmorchard/testpilot,6a68/testpilot,fzzzy/testpilot,chuckharmston/testpilot,lmorchard/idea-town,mozilla/idea-town,lmorchard/idea-town-server,chuckharmston/testpilot,chuckharmston/testpilot,flodolo/testpilot,mozilla/idea-town,mozilla/idea-town-server,mozilla/idea-town-server,dannycoates/testpilot,dannycoates/testpilot,mozilla/idea-town,dannycoates/testpilot,meandavejustice/testpilot,flodolo/testpilot,meandavejustice/testpilot,clouserw/testpilot,lmorchard/idea-town,lmorchard/idea-town-server,mozilla/idea-town-server,fzzzy/testpilot,flodolo/testpilot,6a68/idea-town,mozilla/idea-town-server,lmorchard/testpilot,clouserw/testpilot,lmorchard/idea-town-server,mathjazz/testpilot,lmorchard/testpilot,meandavejustice/testpilot,6a68/testpilot,mathjazz/testpilot,clouserw/testpilot,lmorchard/testpilot,flodolo/testpilot,6a68/testpilot,6a68/testpilot,chuckharmston/testpilot,mozilla/idea-town,lmorchard/idea-town-server,6a68/idea-town,lmorchard/idea-town,clouserw/testpilot,fzzzy/testpilot