Merge branch 'release-0.1.5' into develop
Renamed CHANGELOG.md
Added older releases to CHANGELOG-01.md
Renamed sass folder to src/stylesheets
Moved form.js source to src/scripts
Minified form.js
Added .gitattributes
Fixed bug when saving an empty form
Added localisation string for 'URL'
Added French translation

Thanks to loljak
Added CONTRIBUTING.md file
Small addition to CONTRIBUTING.md
Bumped version number to 0.1.6
Updated changelog
Merge branch 'release-0.1.6'