Removing the snapshot based cernonly repo as those are disappearing... this is for the oracle rpms.

continuousintegration/docker/ctafrontend/cc7/etc/yum.repos.d/centos-cernonly.repo

 [centos-cernonly]
-name=CentOS-7 - CERN Only [20161019]
-baseurl=http://linuxsoft.cern.ch/internal/yumsnapshot/20161019/cern/centos/7/cernonly/x86_64
+name=CentOS-7 - CERN Only
+baseurl=http://linuxsoft.cern.ch/cern/centos/$releasever/cernonly/$basearch/
 enabled=1
 gpgcheck=0
 priority=10