Add default legal terms/privacy pages.

Fixes #17

Changes:
* Add default views for footer/privacy/terms
* Add COMPANY_NAME env variable for configuring copyright, email, etc
* Add COMPANY_DOMAIN env variable for configuring default email
fix skipping erb eval
move mixpanel config into heroku
merge latest master
bump ruby version
update to master
Merge pull request #36 from thegarage/add-legal-pages

add-legal-pages
Landing page work.
hardcode ruby version to avoid inconsistant version from vagrant.
update template
Merge pull request #37 from thegarage/fix-ruby-version

fix-ruby-version
update question text
Landing page.
Merge branch 'master' of github.com:thegarage/thegarage-template into landing-page

Conflicts:
	files/app/views/layouts/_footer.html.haml
	recipes/webapp.rb
	template.rb