Bug Fixes and Improvements to Sliced Wasserstein Function

The Sliced Wasserstein function now works properly when parallelized. It's also faster.

CPU Parallelization and Automatic Docker Building

PYOPATRA v0.2.3

This is still an early and incomplete version of the software.

PYOPATRA now has:

• CPU parallelization capabilities across multiple nodes on a cluster
• Docker images for workstations and ib-enabled clusters with MVAPICH on Docker hub.
• Automated Docker image building with new releases