messaging analyzer feature complete

Messaging Analyzer has a whole lot of features. You can do basic data extraction and more advanced statistics query with it.

Code is refactored from almost ground up.

Better test coverage.

Added showcase notebooks and updated README.

Added pipenv scripts, project configuration files, setup.py, Makefile etc

visualizer cli; more robust analysis

First iteration of the visualizer capabilities. Better, easier to use interface for data analysis.

hot fixes

Merge pull request #3 from tardigrde/message

added more test data and hot fixes

messaging analyzer feature

Merge pull request #1 from tardigrde/message

merging without a conflict