-numerous changes to work with Raspbian 10

-redo of some roles, particularly GUI
-modifications to support working from a "Raspbian Lite" install

roles/facebook/tasks/main.yaml

@@ -1,20 +1,20 @@
----
-- name: copy facebook script
-  copy:
-          src: "{{ item.src }}"
-          dest: "{{ item.dest }}"
-          owner: pi
-          group: pi
-          mode: a+x
-  with_items:
-          - { src: "{{ role_path }}/files/facebook.sh", dest: "/home/pi/scripts/facebook.sh" }
-          - { src: "{{ role_path }}/files/facebook_url.list", dest: "/home/pi/Documents/facebook_url.list" }
-  tags: facebooktraff_script
-- name: enable cron job for facebook traffic
-  cron:
-          name: "facebooktraff"
-          minute: "*/5"
-          hour: "7-18"
-          weekday: "1-5"
-          job: "/home/pi/scripts/facebook.sh"
-  tags: facebooktraff_cron
+---
+- name: copy facebook script
+  copy:
+          src: "{{ item.src }}"
+          dest: "{{ item.dest }}"
+          owner: pi
+          group: pi
+          mode: a+x
+  with_items:
+          - { src: "{{ role_path }}/files/facebook.sh", dest: "/home/pi/scripts/facebook.sh" }
+          - { src: "{{ role_path }}/files/facebook_url.list", dest: "/home/pi/Documents/facebook_url.list" }
+  tags: facebooktraff_script
+- name: enable cron job for facebook traffic
+  cron:
+          name: "facebooktraff"
+          minute: "*/5"
+          hour: "7-18"
+          weekday: "1-5"
+          job: "/home/pi/scripts/facebook.sh"
+  tags: facebooktraff_cron