Bump version to 0.22

ttt733 · ttt733 · commit f2ac2451e64b · 2018-12-05T16:15:08.000-06:00
diff --git a/alpaca_trade_api/__init__.py b/alpaca_trade_api/__init__.py
@@ -1,4 +1,4 @@
 from .rest import REST  # noqa
 from .stream2 import StreamConn  # noqa
 
-__version__ = '0.20'
+__version__ = '0.22'
