Huckle

- Switched to huckle cli ls from huckle cli list for brevity
- Switched to huckle cli config <cliname> from huckle cli config list <cliname> for brevity
- Added more examples in the huckle man page
- Cleaned up the README
- Added a note on disgraceful handling of cli invocation to the README (when an HCLI service is down)

- Added a CHANGELOG
- Allow for listing of installed CLIs
- Allow for the removal of installed CLIs
- Updated the huckle documentation to reflect the new features
- Removed docker build remainders in NOTES.txt and setup.py
- Added additional warning context on exception
- Allow for listing of CLI configuration

- Aggregated install and run commands under "cli" in preparation for additional cli commands; updated the documentation to match.
- Cleaned up around the huckle specific help prompt logic which was incorrectly referencing a cli's help prompt.
- Fixed 2 empty parameters edge cases