Use purge option where appropriate.

* modules/jenkins/manifests/master.pp
* modules/jenkins/manifests/slave.pp: Recursively purge the
slave_scripts dir. This will remove old slave scripts.

* modules/openstack_project/manifests/gerrit.pp: Recursively purge the
gerrit ACLs dir. This will remove old and renamed ACL files.

* modules/openstack_project/manifests/nodepool.pp: Recursively purge the
nodepool scripts dir. This will remove old and renamed nodepool scripts.

* modules/openstack_project/manifests/static.pp: Recursively purge the
devstack log help files. This will remove old and renamed help files.

Change-Id: If739b274075781dcd0d0836bca96dd1764c6ee19

modules/jenkins/manifests/master.pp

@@ -216,6 +216,7 @@ class jenkins::master(
     group   => 'root',
     mode    => '0755',
     recurse => true,
+    purge   => true,
     require => File['/usr/local/jenkins'],
     source  => 'puppet:///modules/jenkins/slave_scripts',
   }

modules/jenkins/manifests/slave.pp

@@ -294,6 +294,7 @@ class jenkins::slave(
     group   => 'root',
     mode    => '0755',
     recurse => true,
+    purge   => true,
     require => File['/usr/local/jenkins'],
     source  => 'puppet:///modules/jenkins/slave_scripts',
   }

modules/openstack_project/manifests/gerrit.pp

@@ -325,6 +325,7 @@ class openstack_project::gerrit (
       mode    => '0444',
       recurse => true,
       replace => true,
+      purge   => true,
       source  => 'puppet:///modules/openstack_project/gerrit/acls',
       require => Class['::gerrit']
     }

modules/openstack_project/manifests/nodepool.pp

@@ -48,6 +48,7 @@ class openstack_project::nodepool(
     group   => 'root',
     mode    => '0755',
     recurse => true,
+    purge   => true,
     require => File['/etc/nodepool'],
     source  => 'puppet:///modules/openstack_project/nodepool/scripts',
   }

modules/openstack_project/manifests/static.pp

@@ -134,6 +134,7 @@ class openstack_project::static (
   file { '/srv/static/logs/help':
     ensure  => directory,
     recurse => true,
+    purge   => true,
     owner   => 'root',
     group   => 'root',
     mode    => '0755',