Site Settings are located in _config.yml Posts are written in markdown in _posts/ directory. Follow file naming convention. Authors are listed in _data/authors.yml. Simply place alias in title header. Blog themes and syntax highlighters can be configured in _sass/skins/ and selected in Site Settings.
To build locally do the following:
sudo bundle exec jekyll serve
In your browser visit to view local changes.
TeXt Theme is MIT licensed.