feat(file_name): add file_name parameter

indexclient/client.py

@@ -81,14 +81,15 @@ def list(self, limit=float("inf"), start=None, page_size=100):
                     return
             params["start"] = json['ids'][-1]
 
-    def create(self, hashes, size, did=None, urls=None, metadata=None):
+    def create(self, hashes, size, did=None, urls=None, file_name=None, metadata=None):
         if urls is None:
             urls = []
         json = {
             "urls": urls,
             "form": "object",
             "hashes": hashes,
             "size": size,
+            "file_name": file_name,
             "metadata": metadata
         }
         if did:
@@ -188,10 +189,10 @@ def patch(self):
         to be the new contents on the server"""
         self._check_deleted()
         self.client._put("/index", self.did,
-                           params={"rev": self.rev},
-                           headers={"content-type": "application/json"},
-                           auth=self.client.auth,
-                           data=json_dumps(self._render()))
+                         params={"rev": self.rev},
+                         headers={"content-type": "application/json"},
+                         auth=self.client.auth,
+                         data=json_dumps(self._render()))
         self.refresh()  # to sync new rev from server
 
     def delete(self):