HBASE-12066 Avoid major compaction in TestMobSweeper
HBASE-12080 Shorten the run time of integration test by default when using mvn failsafe:integration-test (Jingcheng Du)
HBASE-12030 Wrong compaction report and assert when MOB compaction switches to minor.
Merge remote-tracking branch 'origin/apache-hbase-11339' into hbase-11339-core-integration-test