1. Support older md5 tool versions for external ssh deps/outs;
2. Add a workaround for submodules bug in gitpython;; Kudos @gdyuldin 🎉
3. Fixed bash autocompletion;Kudos @naba7 🎉
4. Fixed bugs in ssh remote that caused unexpected errors;
5. Sped up dir checksum calculation for ssh remote;
6. Fixed recursion when using deepcopy for PathInfos;
7. Fixed --jobs bug in pull/push/etc;
8. Lock dvc import-url stages by default;
9. Fixed bug that caused dvc-file checksum change when meta field changes;
10. Fixed bug in ssh remote, that caused multiple password prompts;
11. Fixed bug in checksum calculation for directories, that caused dvc to not use state db for files inside of that dir, which resulted in performance degradation;
12. Temporarily made psutil dependency optional for dvc version command;