demo to make memory leak investigation easier
fix memory leak in copy paste containers
use the current instance (found during memory leak investigation)
clear timeout on destroy
fix memory leak: unbind scroll event listeners on destroy
fix description
destroy remaining plugin hooks
ignore keydown event after destroy
simplify _registerTimeout, use wherever setTimeout is used to prevent memory leaks/calling methods after HOT was destroyed
clear setTimeouts
fix problem when HOT was destroyed in beforeKeyDown handler (causing $document.on("keydown") race condition)
reduce the memory leak when Handsontable is destroyed multiple times (closes #1601)
cleanup
fix text node value replacement in IE8
untangle refresh, applyToDOM, measureBefore, measureAfter. Fix rendering problem in IE8
revert to using document instead of window for key events (fixes IE8)