package: add python-docker-pycreds

Python bindings for the docker credentials store API.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Reviewed-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
diff --git a/DEVELOPERS b/DEVELOPERS
index 78a0721..845aece 100644
--- a/DEVELOPERS
+++ b/DEVELOPERS
@@ -1385,6 +1385,7 @@
 F:	package/memtool/
 F:	package/mosquitto/
 F:	package/python-alsaaudio/
+F:	package/python-docker-pycreds/
 F:	package/python-enum/
 F:	package/python-enum34/
 F:	package/python-ipaddr/