Json git resources

Openstack/pv176-init.json

+{
+    "heat_template_version": "2016-04-08",
+    "resources":{
+        "network":{
+            "type": "https://gitlab.ics.muni.cz/396462/PV176/raw/master/Openstack/pv176.json"
+        }
+    }
+}
\ No newline at end of file

Openstack/pv176.json

 {
-    "heat_template_version": "2016-04-08",
     "parameters":{
         "flavor":{
             "type":"string",