Fixed config errors - uwsgi and nginx
Fixed search_index file issue
Fixed issue with nginx not serving static content for graphite-web
To run uwsgi in emperor mode + nginx in foreground
Fixed postgresql version to 9.4 + Added single run script
Merge branch 'devel'

* devel:
  Fixed postgresql version to 9.4 + Added single run script
  To run uwsgi in emperor mode + nginx in foreground
  Fixed issue with nginx not serving static content for graphite-web
  Fixed search_index file issue
  Fixed config errors - uwsgi and nginx