0.18.0 - 2019-05-11

Add secrets (PEP-506) module with CSPRNG

• secrets: Add PEP-506 conform secrets module for generating secrets.
• cipher/hash/hmac: These modules and packages are now pure-Python.
• mpi: Add bitwise operations.

API Changes

• pk.ECDHNaive: generate() returns the public key as an ECPoint and
  import_peers_public() now takes an ECPoint. import_peer_public(MPI)
  is deprecated and will be removed in a future release. Further note
  the s in import_peers_public().
• pk: Make ECDH*.{public_key,private_key,peers_public_key} public. The
  private equivalents with a _* prefix are deprecated and will be removed in a
  future release. Further note the s in peers_public_key.
• _random: Privatize Entropy and refactor Random class.

Bugfixes

• mpi: Fix bug in mpi.to_bytes().

Misc.

• *: Format Python files with black
• ci: Check that the docs build in CI.
• ci: Repair test coverage measurements on coveralls.
• mpi: Simplify code for comparisons.
• mpi: Add tests and better exceptions for __pow__().