Homepage base
Add home page button.
Merge and refactoring
Integrate featured timelines to start page.

Some merge and refactoring
list of FT
start page in separate html
Feature activation of start page.

Details:
- Feature activation of start page
- "Take Into Tour" button of start page
Final merge and refactoring
Merge pull request #1101 from GiorgiyLutidze/bugfixing1

This is HOMEPAGE