Canvas fix, update to eslint

Fix to avoid copying empty canvas elements

v1.8.4

Various bugfixes from upstream, syncing with upcoming version of reac…

Fix for distance prop

v0.9.10

Fix for distance prop

Update to fix issues with scrolling and dynamic height lists

• Scrolling while DND did not work as expected
• Changes in the height of the target list was causing issues

Add option to disable animation of nodes

This adds a new prop animateNodes that can be set to false to disable the node animation during a dnd. Default value is true

Improvements to DND performance

This merges two PRs which add

1. requestAnimationFrame to improve performance of DND
2. removing unnecessary setState in SortableContainer to prevent extraneous renders

Add classList polyfill

Adds a classList polyfill for IE11 compatibility, fixes small typescript problem

Updating typescript types

Restoring changes to Typescript types that were lost during the formatting changes

Update to package.json & yarn.lock

I forgot to update the version number in the package.json for the last release - this corrects that error, and makes sure that yarn.lock is up to date too

Formatting Improvements & Scroll Bug Fixes

Matching formatting more closely to the parent library, fixing DND scroll errors