Disable tests that fail due to missing dependencies (juju/testing mongodb support, bazaar) or due to lack of running ssh serverdiff --git a/bzr/bzr_test.go b/bzr/bzr_test.go index 1c4fee5..3ecc78e 100644
The x/crypto library recently switched to SHA-512 for the RSA certificate signature, which doesn't fit in 512 bitsdiff --git a/ssh/generate_test.go b/ssh/generate_test.go index 2fbd165..9d7b36f 100644