Added option to check balances. Slight refacoring.
Added option to check balances. Slight refacoring.

richardkiss/pycoin,shayanb/pycoin,pycoin/pycoin,shivaenigma/pycoin,gitonio/pycoin,pycoin/pycoin,Magicking/pycoin,shivaenigma/pycoin,gitonio/pycoin,tomholub/pycoin,ptcrypto/pycoin,zsulocal/pycoin,moocowmoo/pycoin,moocowmoo/pycoin,shayanb/pycoin,antiface/pycoin,XertroV/pycoin,Magicking/pycoin,zsulocal/pycoin,mperklin/pycoin,tomholub/pycoin,antiface/pycoin,ptcrypto/pycoin,mperklin/pycoin,XertroV/pycoin,richardkiss/pycoin