updated github URL in configure.ac
updated github URL in configure.ac

faircoin/faircoin2,faircoin/faircoin,faircoin/faircoin2,faircoin/faircoin,faircoin/faircoin2,faircoin/faircoin2,faircoin/faircoin,faircoin/faircoin2,faircoin/faircoin2,faircoin/faircoin,faircoin/faircoin,faircoin/faircoin