Merge remote-tracking branch 'origin/fabric-updates'

extension/Resources/Public/Emoji/1f3b2.svg

extension/Resources/Public/Emoji/1f3c6.svg

javascript/src/DragAndDrop.js

javascript/src/Droplet.js

javascript/src/DropletController.js

javascript/src/Element/ElementBuilder.js

javascript/src/Plugins/qfq.fabric.js

less/qfq-bs.css.less

mockup/api/droplet_submit_success.json

mockup/droplet.html

mockup/fabric.html

mockup/imageCutFabric.html

mockup/mockData/checkboxlist.json

mockup/mockData/qfq.emoji.back.json

mockup/mockData/qfq.emoji.json