Replace deprecated "include" directive in Ansible 2.4

tasks/main.yml

@@ -8,17 +8,17 @@
 - block:
 
   - name: "Reset all hosts"
-    include: reset.yml
+    include_tasks: reset.yml
     with_items: '{{ groups.all }}'
     loop_control:
       loop_var: hostname
     when: hostname != "localhost" and inventory_hostname != "localhost"
 
   - name: "Tunnel keys"
-    include: tunnel_keys.yml
+    include_tasks: tunnel_keys.yml
 
   - name: "User keys"
-    include: user_keys.yml
+    include_tasks: user_keys.yml
     with_flattened:
       - '{{ admins }}'
       - '{{ jailusers }}'