Issue #2717319 by lauriii, benjifisher, bnjmnm, colan, alphex, Amarshall, jrearick, amateescu, Gábor Hojtsy, roland.molnar, webchick: Provide better default configuration when re-using an existing field

Issue #2551785 by roland.molnar, nod_, MattA: Unable to scroll toolbar menu items or show contextual links on mobile browsers