Update Common & StateDB & ZKInputs to last protocol version

- Add InvalidData flag to L1Tx
- Add BytesDataAvailability to L1Tx
- Update ZKInputs & HashGlobalInputs to last spec of the protocol
(massive migrations)
- TxProcessor check correctness of L1Txs

Compatible with hermeznetwork/commonjs v0.0.4
(c345239bba)

common/batch.go

@@ -36,6 +36,11 @@ func (bn BatchNum) Bytes() []byte {
 	return batchNumBytes[:]
 }
 
+// BigInt returns a *big.Int representing the BatchNum
+func (bn BatchNum) BigInt() *big.Int {
+	return big.NewInt(int64(bn))
+}
+
 // BatchNumFromBytes returns BatchNum from a []byte
 func BatchNumFromBytes(b []byte) (BatchNum, error) {
 	if len(b) != batchNumBytesLen {