Update Travis YAML file
Update Travis YAML file

- test with iojs v2.5 and node 4.2
- remove 0.11
- use containers

nyurik/kartotherian,kartotherian/kartotherian,nyurik/kartotherian,kartotherian/tilerator,nyurik/service-template-node,kartotherian/tilerator,kartotherian/kartotherian,d00rman/service-template-node,wikimedia/maps-tilerator,nyurik/service-template-node,physikerwelt/mathpipe,kartotherian/kartotherian,wikimedia/maps-tilerator,nyurik/kartotherian,wikimedia/maps-kartotherian,wikimedia/service-template-node,physikerwelt/mathpipe,wikimedia/maps-kartotherian,kartotherian/tilerator,nyurik/service-template-node,wikimedia/maps-tilerator,d00rman/service-template-node,physikerwelt/mathpipe,nyurik/kartotherian,wikimedia/service-template-node,d00rman/service-template-node,kartotherian/kartotherian,nyurik/service-template-node