webos-image: db8=91

:Release Notes:
Fix problem with DB8 mountpoint symlink.
Fix db8 test gtest_db_media.
Reduce "info" logs, move debug information to
"debug" log chain.

:Detailed Notes:
submissions/89..submissions/91

4343391 Fix for gtest_db_media
4955382 Fix creating of mountpath symlink
f4b6606 Logs Cleanup

:Testing Performed:
unit tests
mini-BAT

:QA Notes:

:Issues Addressed:
[GF-42282] CCC: db8=91
[GF-37668] gtest_db_media has a failure
[GF-40003] shard mount path is unreliable
[GF-41258] mojodb is logging debug messages at info level

Open-webOS-DCO-1.0-Signed-off-by: Maksym Sditanov <maxim.sditanov@lge.com>

Change-Id: I5581901b59ba0300fbd04f6b26d9fce8a9d15588
Reviewed-on: https://g2g.palm.com/3576
Reviewed-by: Build Verification
Reviewed-by: Maksym Sditanov <maxim.sditanov@lge.com>
Tested-by: Maksym Sditanov <maxim.sditanov@lge.com>
Reviewed-by: Susan Montooth <susan.montooth@lge.com>