v0.2.0

• You no longer need to manually set the ref on a node
• Extra memoization of things
• Add default node and edge views
• Add straight and bezier edge types
• Add is_connectable prop to handles
• Add the YewFlowProvider context (now required for all panels to be wrapped in one)
• Add the use_viewport() hook

v1.0.1

First proper release of the library