Merge pull request #31 from aws-beam/30-error-when-providing-multiple-querystring-params

[#30] Maintain the order of the query parameters

Author: jfacorro

src/aws_util.erl

@@ -63,7 +63,7 @@ encode_query(List) when is_list(List) ->
               (KV = {_, V}, Acc) when is_binary(V) ->
                 [KV | Acc]
             end,
-  KVs = lists:foldl(FoldFun, [], List),
+  KVs = lists:foldr(FoldFun, [], List),
   uri_string:compose_query(KVs);
 encode_query(Map) when is_map(Map) ->
   encode_query(maps:to_list(Map)).