Add module for display resolution detection.

xorg_facts sets the variable xorg with display information parsed from
xrandr's output

roles/template-test/tasks/main.yml

@@ -0,0 +1,9 @@
+---
+- name: show vars
+  debug: 
+    var: '{{ system }}'
+
+- name: test templates
+  template:
+    src: templates/test.j2
+    dest: /tmp/test.txt