scripts: remove obsolete opentxs script
Merge pull request #333 from toxeus/removeOldOpentxs

scripts: remove obsolete opentxs script
add checks to printf-like methods
fix printf-like formats
Merge pull request #313 from mhamrle/print_args

Print args
fix print format for size_t on MSC
Merge pull request #335 from mhamrle/print_arg_size_t

fix print format for size_t on MSC
rewrite OTData, new ot_data_t typedef
update OTCrypto to make use of new OTData
update OTASCIIArmor to make use of new OTData
update OTEnvelope to make use of new OTData
update OTSymmetricKey to make use of new OTData
headers updated to make use of new OTData
updated OTAsymmetricKey to make use of new OTData
updated ot core to make use of new OTData
udpated remaining ot to make use of new OTData