Pretty HTML/CSS

- Use mustache as templating language
- Use pystache as template renderer
- Use Bootstrap as CSS 'theme'
cleaned up README.md
Merge branch 'pretty_html_n_css' of https://github.com/enplotz/mcStats into enplotz-pretty_html_n_css
Merge branch 'master' of github.com:85pando/mcStats
updated help, readme, env not working )-: