2.4.0

• GridLayout transformScale prop, to allow proper dragging and resizing when scaled (#430) (thanks adt-hgkim
• GridLayout and GridItem isBounded prop, to prevent draging outside of the parent element (#523) (thanks rin4ik
• Added GridItem passthrough options for interact resizable and draggable (#181) (thanks llezenelrahc
• Change function call order for responsive features (thanks william8012
• Added GridLayout restoreOnDrag prop, to generate less gaps on drag when verticalCompact is false (thanks jledentu
• added unit tests (thanks ygj6
• layout key extra validations (thanks ygj6
• Fix grid items overlapping when using autoSize() (thanks ygj6 and savandriy)