Improved clarity of the load and save operation of the RingCounting tool:

[s4294967296]

• Renamed load_from_file -> load_from_csv
• Introduced variable save_to_csv
• Updated documentation at beginning of RingCounting.py to reflect changes
• Updated README.md to reflect changes
• Updated UserTools/RingCounting/RingCountingConfig to reflect changes

Users using the RingCounting tool need to update their RingCountingConfig files following this change.

[marc1uk]

Thanks for following up with these clarifications Daniel! :+1: