update for dec monthly build

library/centos

@@ -1,6 +1,6 @@
 # maintainer: The CentOS Project <[email protected]> (@CentOS)
 # Build date 20140926_1219
-latest: git://github.com/CentOS/sig-cloud-instance-images@b28be06c817337e83103afa179965ac47dcc5e7c docker
-centos7: git://github.com/CentOS/sig-cloud-instance-images@b28be06c817337e83103afa179965ac47dcc5e7c docker
-centos6: git://github.com/CentOS/sig-cloud-instance-images@d22f4c466eeba45c1593b5d13d8636ff23bdf062 docker
-centos5: git://github.com/CentOS/sig-cloud-instance-images@f8d27d6f2581846042f303cf5a318f42588d515d docker
+latest: git://github.com/CentOS/sig-cloud-instance-images@3bb7881b87349a1e8ce79302163baab3879837fc docker
+centos7: git://github.com/CentOS/sig-cloud-instance-images@3bb7881b87349a1e8ce79302163baab3879837fc docker
+centos6: git://github.com/CentOS/sig-cloud-instance-images@92c2e02e88c2a3faff13d199ce61d7342456ae50 docker
+centos5: git://github.com/CentOS/sig-cloud-instance-images@6e198b3ad7a20b8b4fab2720b7ca0b8019acc593 docker