Resolve "Create a collection"

Closes #38 (closed) and #25 (closed) #27 (closed) #37 (closed)

roles/ynh_apps/tasks/app.yml

@@ -25,7 +25,6 @@
      --args "{% for key, value in ynh_app.args.items() %}{{ key }}={{ value }}{% if not loop.last %}&{% endif %}{% endfor %}"
   changed_when: False
   tags:
-    - yunohost
     - apps
 
 # Post-installation part