Limit the test execution time for Travis
Limit the test execution time for Travis

In case a deadlock occurs while Travis is running the test, we want
to get a nice call stack, so we nee to ask go to kill the test
before Travis does 10 minutes later.

newrelic/sidecar,Nitro/sidecar,Nitro/sidecar,Nitro/sidecar,Nitro/sidecar,newrelic/sidecar,newrelic/sidecar,newrelic/sidecar