Update luster framework. Implement downloading files for each worker into separte folders by worker ids.
Merge pull request #58 from bem/LEGO-669

Fix possible critical error for production environment
We don't need this style for author's grid cell
Merge pull request #59 from bem/author-height

We don't need this style for author's grid cell
Add fallback for logger configuration level retrieve
Make anchor for examples
Make anchor for examples
make anchors for examples
correction