Merge pull request #712 from helgi/update_request_toolbelt

chore(requirements): update requests-toolbelt to 0.6.1

Author: helgi

rootfs/requirements.txt

@@ -14,6 +14,6 @@ pyOpenSSL==16.0.0
 pytz==2016.4
 PyYAML==3.11
 requests==2.10.0
-requests-toolbelt==0.6.0
+requests-toolbelt==0.6.1
 simpleflock==0.0.3
 retrying==1.3.3