Vladimir

I am targeting this branch, because this is performance improvement. ## Changelog ```markdown ### Added .gitattributes for archive performance ``` ## Subject Add gitattributes to exclude tests etc from archive

Add gitattributes to exclude tests etc from archive

Add .gitattributes, exclude tests from archive

### ReplayWeb.page Version v2.2.5 ### What did you expect to happen? What happened instead? I captured the following page https://mnemospeak.com/courses/vvodnyj-kurs-2-2/lesson/udareniya-2/ But on replay, the page is blinking all the time...