Erase existing page.
Add jekyll-bootstrap.
Switched the theme to "the-minimum". (https://github.com/jekyllbootstrap/theme-the-minimum.git)
Comment out the fork me button by markdotto.
Excluded some unnecessary pages by the "exclude" list in _config.yml.
Modified _config.yml for me. Added the first post. Changed index.md for me. Minor changes in the footer.