Image name that includes string '--' not acceptable in docker 1.8+ #51

$ rpm -q docker
docker-1.8.1-3.git32b8b25.fc22.x86_64
$ cat /etc/redhat-release 
Fedora release 22 (Twenty Two)
$ sudo docker build -t test/atomicapp--name .
repository name component must match "[a-z0-9]+(?:[._-][a-z0-9]+)*"
$ sudo docker build -t test/atomicapp-name .
Sending build context to Docker daemon  2.08 MB
Step 0 : FROM centos:centos7
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