Fix bug in UnstyledTableView trying to split() on Actions.
Fix bug in UnstyledTableView trying to split() on Actions.

foam-framework/foam2,foam-framework/foam2,foam-framework/foam2,jacksonic/vjlofvhjfgm,foam-framework/foam2,jacksonic/vjlofvhjfgm,foam-framework/foam2,jacksonic/vjlofvhjfgm