Updated deps to be compliant with Oct 2020 pip req (#23)

Author: miballe

requirements.txt

@@ -1,7 +1,7 @@
 google-auth>=1.7.0
-google-cloud-pubsub>=1.0.0
-google-cloud-core>=1.0.3
-google-api-core<1.17.0,>=1.14.
+google-cloud-pubsub==1.1.0
+google-cloud-core==1.3.0
+google-api-core==1.22.0
 mock>=3.0.5
 oauth2client>=4.1.3
 requests>=2.22.0

setup.py

@@ -21,9 +21,8 @@
     install_requires=[
         'googleapis-common-protos>=1.6.0',
         'google-auth>=1.7.0',
-        'google-cloud-pubsub>=1.0.0',
-        'google-cloud-core>=1.0.3',
-        'google-api-core<1.17.0,>=1.14.0'
+        'google-cloud-pubsub>=1.1.0',
+        'google-cloud-core==1.3.0',
         'mock>=3.0.5',
         'oauth2client>=4.1.3',
         'requests>=2.22.0'