AES variant retries

Added:
   - Increase ping check time
   - Ignore SSH failure
   - Retry REST connection
   - Replace old org wait for standby to new xyz keyword
   - Increase keyword "Initialize OpenBMC" default to 20
     seconds for known issues with the SSL authentication time.
     (openbmc/openbmc#1367 and openbmc/openbmc#612)

Resolves openbmc/openbmc-test-automation#375

Change-Id: I747e990b9666892b75266b24d65cef47a174b844
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
2 files changed