webos-image: db8=86

:Release Notes:
db8: submissions/86
- Fix an issue in #85 which caused a segfault in a unit test
- Fix a bug in the new method MojObject::delString()
- Add transient state info to method output 'shardInfo'
- Change a log line from MojLogNotice to MojLogInfo to reduce logging
    of MojDbLevelQuery::getById()

:Detailed Notes:
db8: submissions/85...submissions/86
- e9420f9 Add transient state info
- fe8913f Change log macro to reduce heavy log
- 1df2cb4 Bugfix for MojDbShardManagerTest

:Testing Performed:
DB8 unit test suite
mini-BAT

:QA Notes:

:Issues Addressed:
[GF-39119] CCC: db8=86
[GF-38580] Change logfrom MojLogNotice to ...Info to reduce heavy log
[GF-38800] shardInfo doesn't return 'transient' setting
[GF-38959] MojDbShardEngine test hangs in test_db_core

Open-webOS-DCO-1.0-Signed-off-by: Roger Stringer <roger.stringer@lge.com>

Change-Id: I8893fa83dc5c2c0a16229b5bf69ba5348e7f609e
Reviewed-on: https://g2g.palm.com/3472
Reviewed-by: Susan Montooth <susan.montooth@lge.com>
Tested-by: Susan Montooth <susan.montooth@lge.com>