-numerous changes to work with Raspbian 10

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

roles/youtube/tasks/main.yaml

@@ -1,19 +1,19 @@
----
-- name: copy youtube script
-  copy:
-          src: "{{ item.src }}"
-          dest: "{{ item.dest }}"
-          owner: pi
-          group: pi
-          mode: a+x
-  with_items:
-          - { src: "{{ role_path }}/files/youtube.sh", dest: "/home/pi/scripts/youtube.sh" }
-  tags: youtubetraff_script
-- name: enable cron job for youtube traffic
-  cron:
-          name: "youtubetraff"
-          minute: "*/30"
-          hour: "7-18"
-          weekday: "1-5"
-          job: "/usr/bin/perl -e 'sleep int rand 900' && /home/pi/scripts/youtube.sh"
-  tags: youtubetraff_cron
+---
+- name: copy youtube script
+  copy:
+          src: "{{ item.src }}"
+          dest: "{{ item.dest }}"
+          owner: pi
+          group: pi
+          mode: a+x
+  with_items:
+          - { src: "{{ role_path }}/files/youtube.sh", dest: "/home/pi/scripts/youtube.sh" }
+  tags: youtubetraff_script
+- name: enable cron job for youtube traffic
+  cron:
+          name: "youtubetraff"
+          minute: "*/30"
+          hour: "7-18"
+          weekday: "1-5"
+          job: "/usr/bin/perl -e 'sleep int rand 900' && /home/pi/scripts/youtube.sh"
+  tags: youtubetraff_cron