Include a jinja option for a custom try_files pattern
Merge remote-tracking branch 'origin/master' into custom_try_files

* origin/master:
  Add proto forwarding for proxies
  Only run install if there's a package.json file
  Ensure nginx is enabled
  Adding NVM based Node installs
  RedHat-ize avahi
  Adding memcached states
include option name by default
Fixing errors about undefined variables. Odd though, the solution
contradicts this: http://jinja.pocoo.org/docs/templates/#if
Simplify the condition
Require full path for nginx sub template
Merge pull request #3 from freesurface/custom_try_files

Custom try files