The Chicago City Council’s first nod to a nearly $31 million settlement to four men who Chicago police officers allegedly tortured into falsely confessing to a 1994 rape and murder was met with vehement opposition Monday from an official for the local police union.Martin Preib, a Chicago police officer and second vice president for the Fraternal Order of Police Lodge No. 7, railed against the council’s Finance Committee minutes before it voted to settle the claims brought by the so-called “Englewood Four …