Ross Nicoll 9b3cad30b2 Remove CompositeSignaturesWithKeys
Remove CompositeSignaturesWithKeys class, as other refactors mean it is
now superfluous. Instead serialization of the TransactionSignature can
be used directly.
2017-08-31 11:42:46 +01:00
..
2017-08-31 11:42:46 +01:00