Update elasticsearch from 6.2.0 to 6.3.1

pyup-bot · pyup-bot · commit cee1f8bb6753 · 2019-02-12T17:48:12.000+01:00
diff --git a/requirements/pip.txt b/requirements/pip.txt
@@ -48,7 +48,7 @@ httplib2==0.12.0
 GitPython==2.1.10  # pyup: ignore
 
 # Search
-elasticsearch==6.2.0
+elasticsearch==6.3.1
 
 
 # elasticsearch-dsl==6.3.1 produces this error
