Deal better with UnexpectedDER on multisig.
Deal better with UnexpectedDER on multisig.

shayanb/pycoin,shivaenigma/pycoin,mperklin/pycoin,moocowmoo/pycoin,Magicking/pycoin,pycoin/pycoin,moocowmoo/pycoin,shayanb/pycoin,XertroV/pycoin,pycoin/pycoin,mperklin/pycoin,Magicking/pycoin,zsulocal/pycoin,XertroV/pycoin,zsulocal/pycoin,shivaenigma/pycoin,richardkiss/pycoin,richardkiss/pycoin