Migration from v1.2 to v1.3

Version 1.3 API becomes simpler. Here is the changes :

Version 1.2	Version 1.3	description
image, orientation and shapes	data : {image, orientation, shapes}	The 3 main props has been placed inside data props to keep the canvas state consistent between outer state changes. This update was necessary to avoid some performance issues noticed on some use cases.
styles	style