HTX bootme error log check every loop cycle

Fixes:
    - Added error log checking.
    - Delete error log as part of test setup.
    - Keyword name changes for setup and teardown.

Change-Id: I92e97d7f41ae240cab71733a728d67716460eb62
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
4 files changed