Merge pull request #62 from sinnerschrader/fix/support_jinja_lt_2_6

enables use of jinja < 2.6

salt/files/master.d/_defaults.conf

@@ -484,7 +484,7 @@ fileserver_backend:
 {% if 'gitfs_remotes' in master -%}
 gitfs_remotes:
 {%- for remote in master['gitfs_remotes'] %}
-{% if remote is mapping %}
+{% if remote is iterable %}
   {%- for repo, children in remote.iteritems() -%}
     - {{ repo }}:
   {%- for child in children %}