Thomas Bechtold 6eb3a2d05b Simplify ping usage for service VM check in CI
Just rely on the return code from "ping" instead of
parsing it's output when checking the service VM during
the CI run.

Change-Id: I20f144687662a0dda5fdfc0293ab578009658c1b
2015-11-27 09:55:38 +01:00
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