Merge pull request #35 from fhasanaj/RCB-289

Added headers in multi-part request

Author: cp2boston

rosette/api.py

@@ -548,7 +548,7 @@ def call(self, parameters):
             params = dict((key,value) for key, value in params_to_serialize.iteritems() if key == 'language')
             files =  {'content': (os.path.basename(parameters.file_name), params_to_serialize["content"], 'text/plain'),
                       'request': ('request_options', json.dumps(params), 'application/json')}
-            request = requests.Request('POST', url, files=files)
+            request = requests.Request('POST', url, files=files, headers=headers)
             prepared_request = request.prepare()
             session = requests.Session()
             resp = session.send(prepared_request)