Issue 2247 - Include Package["htop"] with class base

modules/base/manifests/init.pp

 class base ($zone='adblockplus.org') {
   stage {'pre': before => Stage['main']}
   stage {'post': require => Stage['main']}
 
   class {'users':
     stage => 'pre',
   }
 
   class {'apt':
     always_apt_update => true
   }
 
   Exec['apt_update'] -> Package <| |>
 
   include private::users, postfix, ssh
 
-  package {['mercurial', 'vim', 'emacs', 'debian-goodies']: ensure => present}
+  package {['mercurial', 'vim', 'emacs', 'debian-goodies', 'htop']:
+    ensure => present,
+  }
 
   file {'/etc/timezone':
     ensure => file,
     owner => root,
     group => root,
     mode => 0644,
     content => 'UTC',
     notify => Service['cron']
   }
 
@@ skipping 52 matching lines @@
         name => $name_key,
         key => $ssh_public_key,
         type => ssh-rsa,
         host_aliases => $ip,
       }
     }
 
   }
 }