clean up after ourselves

Signed-off-by: David Varvel <dvarvel@pivotallabs.com>
bump deps

Signed-off-by: David Varvel <dvarvel@pivotallabs.com>
add Try action handling

Runs the described action and logs (but does not fail) when it fails.

Signed-off-by: David Varvel <dvarvel@pivotallabs.com>