Update README.rst Documentation
Update documentation for v2:
- Remove references to sprokit since it is current unsupported
- Remove refreences to the docker image until it is updated to version 2
- Update the build instructions
- Add notes on configuring Python environment
- Update the
Running KWIVER
section to talk about the applets and notkwiver runner
- Update the
KWIVER users
section by removing Map-TK and replacing it with TeleSculptor - Update the
Testing
section to mention the new gitlab CI - Review any linked documents for need updates