1. Refactored repo lock logic;
2. Caching cloned external repos for dvc import;
3. Fixed our bash completion scripts for dvc import-url and get-url commands;
4. Resetting dvcignore when reloading the DAG;
5. Avoiding creating cache directory until we actually need it;
6. Reduced verbosity of dvc add;
7. Made help messages have consistent case; Kudos @Hiyorimi 🎉
8. Fixed bug in import/get/import-url/get-url commands, that caused incorrect output path resolution;
9. Fixed logger to put warnings into stderr instead of stdout;
10. Updated requirements for pyinstaller version;