fixes #1636 Added Hook to check correct cell coordinates
refs #HOT-8
stacked in changing className
refs #HOT-8
stacked in changing className
[ WIP ] 'area' class still being added when changing selection from range containing merged cell to the single merged cell
Fix redesign + tests #HOT-8
Merge branch 'feature/hot-8' into merge

Conflicts:
	src/3rdparty/walkontable/src/selection.js
	src/pluginHooks.js
bugfix: clicking on a merged cell scrolls to top (#1695, #1757)