Fix Nginx bug in logrotate postrotate script
Fix Nginx bug in logrotate postrotate script

See also:

  - https://github.com/azavea/ansible-nginx/pull/4
  - https://bugs.launchpad.net/nginx/+bug/1450770

kdeloach/nyc-trees,azavea/nyc-trees,kdeloach/nyc-trees,kdeloach/nyc-trees,kdeloach/nyc-trees,azavea/nyc-trees,azavea/nyc-trees,maurizi/nyc-trees,maurizi/nyc-trees,maurizi/nyc-trees,azavea/nyc-trees,azavea/nyc-trees,kdeloach/nyc-trees,maurizi/nyc-trees