Issue 2406 - Update pinned Nginx version to 1.8.0-1~precise

modules/nginx/manifests/init.pp

 class nginx (
     $worker_processes = $nginx::params::worker_processes,
     $worker_connections = $nginx::params::worker_connections,
     $ssl_session_cache =  $nginx::params::ssl_session_cache
   ) inherits nginx::params {
 
   apt::source {'nginx':
     location => "http://nginx.org/packages/ubuntu",
     repos => "nginx",
     key => "7BD9BF62",
     key_source => "http://nginx.org/keys/nginx_signing.key"
   }
 
   # Ensures that nginx is not installed from the Ubuntu sources
   package {'nginx-common':
     ensure => purged,
     before => Package['nginx']
   }
 
   package {'nginx':
-    ensure => '1.6.3-1~precise',
+    ensure => '1.8.0-1~precise',
     require => Apt::Source['nginx']
   }
 
   File {
     owner => root,
     group => root,
     mode => 0644,
   }
 
   file {'/etc/nginx/nginx.conf':
@@ skipping 88 matching lines @@
   }
 
   service {'nginx':
     ensure => running,
     enable => true,
     restart => '/etc/init.d/nginx reload',
     hasstatus => true,
     require => File['/etc/nginx/nginx.conf']
   }
 }