prep site for production
Merge pull request #19 from acm-uiuc/gh-pages

Update new-gh-pages
Add styling
Merge branch 'new-gh-pages' into gh-pages

Conflicts:
	_data/message.yml
	_includes/navbar.html
	announcements.html
	assets/images/logo.png
	css/main.css
	index.html
	practices.html