Merge branch 'fix-premature-eof' of https://github.com/a-ba/docker-py into a-ba-fix-premature-eof

Conflicts:
	docker/client.py

Author: shin-

docker/clientbase.py

@@ -215,7 +215,7 @@ def _multiplexed_response_stream_helper(self, response):
                 break
             _, length = struct.unpack('>BxxxL', header)
             if not length:
-                break
+                continue
             data = response.raw.read(length)
             if not data:
                 break