fix wrong resource url

ckanext/odsh/templates/package/snippets/resource_item.html

 {% set url_action = 'resource_edit' if url_is_edit and can_edit else 'resource_read' %}
 {% set url = h.url_for(controller='package', action=url_action, id=pkg.name, resource_id=res.id) %}
 
-{% set download = res.url or url %}
+{# hack for correcting slave url if resource was uploaded #}
+{% if res.url_type=='upload' %}
+{% set download = url or res.url%}
+{% else %}
+{% set download = res.url or ulr%}
+{% endif %}
 {% set res_details = h.odsh_get_resource_details(res.id) %}
 
 <li class="resource-item" data-id="{{ res.id }}">