Dstrace

Fixes:

- fixed incorrect last commit url resolver

Features:

- Respect branch configuration during Confluence pages update
- Allow to hide code cells input while exporting to Confluence
- Allow local configuration file for credentials
- Add a CLI command for forced Confluence pages update

Fixes:

- Proper "since last push" changed notebooks list resolver

Other:

- Fix dependencies versions
- Minor refactoring

- Allow to set custom dstrace command in .dstrace

- Initial minimal working version.