Added post for November meetup
Merge pull request #21 from Tenzer/november-meetup

Post for November meetup
Brand new design.
Added new december meetup post.
Updated about page.
Added date to november meetup blog post.
Lots of style changes.
Merge branch 'new-design' into gh-pages
Optimized header image.
Initial mobile optimization.
Removed old promotejs image.
A few more tweaks to the home page.
Added a gradient to the master head for better text readability.