to support python3 (#7)

* 'TypeError' in the line 135 

data elements are encoded bytes 
need to use 
result_set = [res.split(b',') for res in data]
instead of 
result_set = [res.split(',') for res in data]

* fix type error

* decode byte response to str before splitting

Author: R3DDY97

redisgraph/client.py

@@ -132,7 +132,7 @@ def query(self, q):
         response = self.redis_con.execute_command("GRAPH.QUERY", self.name, q)
         data = response[0]
         statistics = response[1]
-        result_set = [res.split(',') for res in data]
+        result_set = [res.decode().split(',') for res in data]
         return QueryResult(result_set, statistics)
 
     def execution_plan(self, query):