Do not watch for file changes in walkontable/test directory
Fixed tests for Walkontable (only tests with custom row/col sizes fails)
Fixed selecting cells and getLastVisibleColumn()
Fixed vertical keyboard vertical navigation, when there is no fixed rows.
Fixed horizontal keyboard navigation, without fixed columns
Fixed opening cell editor, when viewport is scrolled
Fixed destroying Walkontable
Fixed native_div demo
Fixed vertical scrolling down using keyboard in window native scroll
Fixed vertical scrolling up using keyboard in window native scroll
Fixed vertical scroll using keyboard in window
Fixed positioning top clone while scrolling horizontally