Initial version of the kosmos-dirsrv cookbook

It sets up 389 Directory Server, including a TLS cert acquired using
Let's Encrypt in production (that requires ldap.kosmos.org pointing to
the server's IP)

cookbooks/ulimit/attributes/default.rb

@@ -0,0 +1,5 @@
+default['ulimit']['pam_su_template_cookbook'] = nil
+default['ulimit']['users'] = Mash.new
+default['ulimit']['security_limits_directory'] = '/etc/security/limits.d'
+default['ulimit']['ulimit_overriding_sudo_file_name'] = 'sudo'
+default['ulimit']['ulimit_overriding_sudo_file_cookbook'] = nil