Capsule reviews are by Charles McNulty (C.M.), Philip Brandes (P.B.), F. Kathleen Foley (F.K.F.), Margaret Gray (M.G.) and Daryl H. Miller (D.H.M.). Openings Down to My Last Egg A woman races her biological clock in writer-performer Remy O’Brien’s solo comedy. Theatre 40, Reuben Cordova Theatre,...