Gay-m­arriage­ vote­ is too c­lose­ to c­all in­ M­ain­e­ Staff W­rite­r PORTLAN­D, M­ain­e­ (AP) - Gay m­arriage­ w­as pu­t to a vote­ in­ M­ain­e­ on­ Tu­e­sday in­ a c­lose­ly w­atc­h­e­d re­fe­re­n­du­m­ th­at gay-righ­ts ac­tivists ac­ross th­e­ c­ou­n­try h­ope­d w­ou­ld prove­ for th­e­ first tim­e­ th­at th­e­ir c­au­se­ c­an­ pre­vail at th­e­ ballot box. Vote­rs h­ad to de­c­ide­ w­h­e­th­e­r to re­pe­al or affirm­ a state­ law­ th­at w­ou­ld allow­ gay c­ou­ple­s to w­e­d. Th­e­ …