Use 'kramdown' in _config.yml, case #22
Update table of contents styling, case #22
Fix pre block padding-left, case #22
Remove toc from scripts.html, which will be handled by kramdown, case #22
Update post 'Setup Jekyll on Windows', case #22
Stlying tweaks, case #22
Change kramdown toc_levels, case #22
Update other posts for kramdown, case #22
Make categories format consistent, case #22
Make categories format consistent, case #22
Install 'kramdown' instead of 'rdiscount' on Travis CI, case #22
Finish #22/kramdown