puppet: Add class icingaweb2::config

icingaweb2::config creates Icinga Web 2's configuration directories using the config path defined by hiera.

.vagrant-puppet/modules/icingaweb2/manifests/config.pp

@@ -0,0 +1,14 @@
+class icingaweb2::config (
+  $config = hiera('icingaweb2::config')
+) {
+  group { 'icingaweb':
+      ensure => present,
+  }
+
+  file { [ "${config}", "${config}/enabledModules", "${config}/modules" ]:
+    ensure  => directory,
+    owner   => 'root',
+    group   => 'icingaweb',
+    mode    => '2770',
+  }
+}