Import "Shield" template

The files come from http://www.blacktie.co/demo/shield/
Images are not included.
Rename top level directories
Change paths to static assets in html template
Add very basic Flask app that renders the template
Reindent HTML
Change some branding to temporenc
Bind development server to all network interfaces
Allow break-work inside big <h1> (for narrow screens)

This fixes the rendering on phone screens.
Replace nav entries with fake new ones
Make navbar smaller to not waste phone screen space
Initial work on ReST to static HTML magic
Increase top margin for <h2> headings
Use tighter spacing for paragraphs inside list items
Add some more style rules for pre/tt elements.
Add basic styling rules for tables
Get rid of the huge inter-paragraph spacing
Revise parts of the ReST to HTML conversion
Tweak <tt> padding
Improvements to vertical spacing
Fix syntax error in JavaScript file