+ - nitrogen:
+ branch: 'master'
+ jre: 'openjdk8'
+ - carbon:
+ branch: 'stable/carbon'
+ jre: 'openjdk8'
+ karaf-version: karaf3
+ tools_system_image: Ubuntu 14.04 - mininet-ovs-25 - 20170210-0300
+ - boron:
+ branch: 'stable/boron'
+ jre: 'openjdk8'
+ karaf-version: karaf3
+ tools_system_image: Ubuntu 14.04 - mininet-ovs-25 - 20170210-0300