oops, hex data literals aren't supported in capnp 0.4.1
oops, hex data literals aren't supported in capnp 0.4.1

nchinmay/capnproto-java,jen20/capnproto-java,dwrensha/capnproto-java,jen20/capnproto-java,jen20/capnproto-java,dwrensha/capnproto-java,nchinmay/capnproto-java,dwrensha/capnproto-java,nchinmay/capnproto-java