Fixed bug with name encoding length possibly being different.

Author: mjpt777

main/java/uk/co/real_logic/sbe/ir/Encoder.java

@@ -138,7 +138,8 @@ private int encodeToken(final Token token)
  .primitiveType(IrCodecUtils.primitiveType(type))
  .byteOrder(IrCodecUtils.byteOrder(token.encoding().byteOrder()));
 
- serializedToken.putName(token.name().getBytes(), 0, token.name().getBytes(SerializedToken.nameCharacterEncoding()).length);
+ final byte[] nameBytes = token.name().getBytes(SerializedToken.nameCharacterEncoding());
+ serializedToken.putName(nameBytes, 0, nameBytes.length);
 
  serializedToken.putConstVal(valArray, 0, IrCodecUtils.putVal(valBuffer, token.encoding().constVal(), type));
  serializedToken.putMinVal(valArray, 0, IrCodecUtils.putVal(valBuffer, token.encoding().minVal(), type));