Merge pull request #1346 from vieux/update_swarm_v1.1.0-rc1

update swarm to v1.1.0-rc1

library/swarm

@@ -3,6 +3,8 @@
 # maintainer: Alexandre Beslic <[email protected]> (@abronan)
 # maintainer: Dong Chen<[email protected]> (@dongluochen)
 
+1.1.0-rc1: git://github.com/docker/swarm-library-image@7d74bf1d74ba290546c9cf632e3744c64ceea7ed
+
 1.0.0: git://github.com/docker/swarm-library-image@84c0d7d2d98d5f4f4178e517523925c1d5ebe7cc
 1.0.1: git://github.com/docker/swarm-library-image@8fc43f5ab8f0a25872bb7ed6237f68dd673c1e79
 latest: git://github.com/docker/swarm-library-image@8fc43f5ab8f0a25872bb7ed6237f68dd673c1e79