Bump TimeoutStartSec to 300s in Docker services
Bump TimeoutStartSec to 300s in Docker services

Nobody likes a "docker pull" that gets canceled mid-way by the client,
only to restart one RestartSec later and meet the same fate again.
Especially not the network people (it seems that the Docker proxy
cache doesn't encache failed downloads, or maybe it's down or something)

epfl-sti/cluster.coreos.puppet,epfl-sti/cluster.coreos.puppet,epfl-sti/cluster.coreos.puppet