Added def for burrow and for adding ppas.

manifests/burrow.pp

@@ -0,0 +1,9 @@
+import "openstack_ci_admins_users"
+import "static_users"
+import "jenkins_slave"
+
+node default {
+  include openstack_ci_admins_users
+  include static_users
+  include jenkins_slave
+}

manifests/ppa.pp

@@ -0,0 +1,27 @@
+define ppa($ensure = present) {
+  case $ensure {
+    present: {
+      exec { "Add $name PPA":
+        path        => "/bin:/usr/bin",
+        environment => "HOME=/root",
+        command     => "add-apt-repository $name",
+        user        => "root",
+        group       => "root",
+        logoutput   => on_failure,
+      }
+    }
+    absent:  {
+      exec { "Add $name PPA":
+        path        => "/bin:/usr/bin",
+        environment => "HOME=/root",
+        command     => "add-apt-repository --remove $name",
+        user        => "root",
+        group       => "root",
+        logoutput   => on_failure,
+      }
+    }
+    default: {
+      fail "Invalid 'ensure' value '$ensure' for ppa"
+    }
+  }
+}