Allow admin node memory in the smoke test to be configurable. [1/1]

See the title.


 README.smoketest | 5 +++++
 test_lib.sh      | 5 ++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

Crowbar-Pull-ID: dfb690fdd3741765dc2b200a16f6185cce32880f

Crowbar-Release: pebbles