General
* Fully tested the `to_sql` method
* Added cases in `to_sql` when the table doesn't exists
* Started improving and testing `read_sql`, still not done. Not fully tested yet.
* Removed all dependencies on the `SqlCmd` tool
* Added initial support for Linux
Development Tools
* Created `.devcontainer.json` for working in VS Code, with a `DockerFile` and `docker-compose.yml`
* Now uses `pre-commit`
* Now uses `hypothesis` in testing
* Created `env.yml` for use with `conda`
* Config file for flake8, pytest, isort, and mypy
Documentation
* Added benchmarks code and graph for `to_sql`
* Added table to compare using bcpandas vs. regular pandas