MANCHESTER, N.H. - Embittered “Never Trump” Republicans tied to former Ohio Gov. John Kasich have secretly schemed to assist Joe Biden’s campaign - because they think he’s the only Democrat who can beat the president and help them get “revenge,” The Post has learned. Emails obtained by The Post show that two top staffers from Kasich’s failed, 2016 primary campaign and Ohio’s former GOP chairman, a Kasich ally, were among those involved in efforts to boost support for the former vice president in last week’s botched Iowa caucus and Tuesday’s New Hampshire primary. Funding for the plan came largely from...