CM v2.2.0 release (#1227) (#1228) (#1231) (#1234)

CM v2.2.0 release:
- fixed detection of a CM artifact using 'cm info .' when inside virtual
env entries.
- added "cmind.utils.debug_here" function to attach remote Python
debugger
     and tested with Visual Studio Code.
   - added test to avoid checking out CM repo that was not pulled
- added utils.safe_load_json to return empty dict if file doesn't exist
- added utils.compare_versions to check min version requirements for
automations and entries
- removed outdated convert_path
(mlcommons/ck#1219)
- added utils.check_if_true_yes_on
(mlcommons/ck#1216)
- check "min_cm_version" in CM automations and CM scripts (use _cm.yaml
or _cm.json)