Release 2.1.2: various bugfixes

Maintenance release, contains various bugfixes

• Fix PTSwap Output
• Fixed errors in example notebooks
• Bumped python version to 3.8
• Fixed sample counting and resuming issues
• No more using of acor/encor when not setting Neff

v2.1.1

• Update Mock MPI stubs (#35)

v2.1.0

• Clarify log messages for optional dependencies (#24)
• Synchronize swaps, reduce memory used, SeedSequence for random numbers (#29)
• Update pre commit and CI configs (#32)
• Use scm for versioning (#33)

v2.0.0

• Drops support for python 2.7
• Adds tests
• format code with black, flake8, and isort
• Update README
• Use github actions for test, build and deployment

Official Release

1.0.0

Added simple gaussian likelihood example