Allow logging at file. Check member-vnf-index at ns action

Change-Id: I4ff3ac3b5a5addd69af7908fd490d31cb24ee7fc
Signed-off-by: tierno <alfonso.tiernosepulveda@telefonica.com>
diff --git a/osm_nbi/validation.py b/osm_nbi/validation.py
index ba78c55..70003a9 100644
--- a/osm_nbi/validation.py
+++ b/osm_nbi/validation.py
@@ -55,11 +55,12 @@
     "$schema": "http://json-schema.org/draft-04/schema#",
     "type": "object",
     "properties": {
-        "vnf_member_index": name_schema,
+        "member_vnf_index": name_schema,
+        "vnf_member_index": name_schema,  # TODO for backward compatibility. To remove in future
         "primitive": name_schema,
         "primitive_params": {"type": "object"},
     },
-    "required": ["vnf_member_index", "primitive", "primitive_params"],
+    "required": ["primitive", "primitive_params"],   # TODO add member_vnf_index
     "additionalProperties": False
 }