Huge role refactoring/cleanup. Other commits will propably follow. Because some bugs will exist. Still important for longrun and also for auto docs/help/slideshow generation

roles/core-sshd/tasks/main.yml

@@ -0,0 +1,14 @@
+- name: create sshd_config
+  template:
+    src: "sshd_config.j2"
+    dest: /etc/ssh/sshd_config
+    owner: root
+    group: root
+    mode: '0644'
+  notify: sshd restart
+  when: run_once_sshd is not defined
+
+- name: run the sshd tasks once
+  set_fact:
+    run_once_sshd: true
+  when: run_once_sshd is not defined