Create settings file for Pelican.
List pip requirements.
Set third party domain.
Default `robots.txt`.
Create intellify theme for blog.
Fix links formatting.
Set Google Analytics and Yandex Metrika counters.
Reformat *.html files for 2-space indentation.

Switch theme to Solarized dark variant.
Switch serif font to Libertine.
Improve CSS style.
Increase font size for navigation menu items.