scale_factors -> scaleFactors in 2.0 API
Fixing 2.0 test info.json
Merge pull request #476 from azaroth42/master

scale_factors -> scaleFactors in 2.0 API
Merge pull request #474 from nein09/issue-127

Add option for home button to fill viewer (issue 127)
Changelog for #474
Merge branch 'master' of github.com:openseadragon/openseadragon
Added Gitter badge
Merge pull request #501 from gitter-badger/gitter-badge

Add a Gitter chat badge to README.md
Fix a bad merge of changelog.txt
Merge remote-tracking branch 'origin/master' into viewport-tests