feat: create glauth module

- manage config directories, config file
- manage systemd service and socket
- manage users, service accounts and groups
- manage defaults for users, services and groups
- manage packages for role

modules/glauth/templates/general.epp

@@ -0,0 +1,7 @@
+#################
+# General configuration.
+debug = <%= $debug %>
+syslog = <%= $syslog %>
+structuredlog = <%= $structuredlog %>
+watchconfig = <%= $watchconfig %>
+