Support the current major of google-api-core (#175)

brianquinlan · liyanhui1228 · commit b7ff72d044d6 · 2018-05-10T14:43:06.000-07:00
diff --git a/setup.py b/setup.py
@@ -22,7 +22,7 @@
 }
 
 install_requires = [
-    'google-api-core >= 0.1.1, < 0.2.0dev',
+    'google-api-core >= 0.1.1, < 2.0.0dev',
 ]
 
 setup(
