message: Adjust python wrapper namespacing
diff: from indy.error import IndyError
  +from indy import anoncreds
  +from indy import blob_storage
  +from indy import crypto
  +from indy import did
  +from indy import ledger
  +from indy import libindy
  +from indy import non_secrets
  +from indy import pairwise
  +from indy import payment
  +from indy import pool
  +from indy import wallet
  +
  +__all__ = [
  + 'anoncreds',
  + 'blob_storage',
  + 'crypto',
  + 'did',
  + 'ledger',
  + 'libindy',
  + 'non_secrets',
  + 'pairwise',
  + 'payment',
  + 'pool',
  + 'wallet'
  +]
  