Removed nginx container. Added supervisord and nginx to build.

supervisor/supervisord.conf

@@ -0,0 +1,28 @@
+[supervisord]
+nodaemon=true
+logfile=/var/log/supervisord.log
+pidfile=/var/run/supervisord.pid
+
+[program:gunicorn]
+command=/app/scripts/gunicorn.sh
+directory=/app
+user=djangouser
+autostart=true
+autorestart=true
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0
+stopsignal=TERM
+stopasgroup=true
+killasgroup=true
+
+[program:nginx]
+command=/usr/sbin/nginx -g "daemon off;"
+autostart=true
+autorestart=true
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0
+stopsignal=QUIT