Lean

- Avoid file concurrency issues https://github.com/QuantConnect/lean-cli/pull/248
- Improve C restore handling https://github.com/QuantConnect/lean-cli/pull/246
- Backtesting vscode add-on https://github.com/QuantConnect/lean-cli/pull/249

- Handle invalid storage state https://github.com/QuantConnect/lean-cli/pull/242
- For debugging, verbose mode will show api responses https://github.com/QuantConnect/lean-cli/pull/241

- Fix path validation https://github.com/QuantConnect/lean-cli/pull/238

- Optimization estimate option in optimize command https://github.com/QuantConnect/lean-cli/pull/237
- Fix when cloud Api changes the project name during push https://github.com/QuantConnect/lean-cli/pull/236

- Fix project name validation regex https://github.com/QuantConnect/lean-cli/pull/235

- Correctly handle pulling libraries we do not have access to. See https://github.com/QuantConnect/lean-cli/pull/232
- Minor project name validation. See https://github.com/QuantConnect/lean-cli/pull/231
- Fix project rename during push/pull https://github.com/QuantConnect/lean-cli/pull/233
- Allow - and _ in project name https://github.com/QuantConnect/lean-cli/pull/234