HBASE-12238 A few ugly exceptions on startup
HBASE-12336 RegionServer failed to shutdown for NodeFailoverWorker thread (Liu Shaohui)
HBASE-12378 Add a test to verify that the read-replica is able to read after a compaction
HBASE-12375 LoadIncrementalHFiles fails to load data in table when CF name starts with '_'

Signed-off-by: stack <stack@apache.org>
HBASE-12381 use the Maven Enforcer Plugin to check maven and java versions.

Signed-off-by: stack <stack@apache.org>
HBASE-12384 TestTags can hang on fast test hosts
HBASE-11835 Wrong managenement of non expected calls in the client (Nicolas Liochon)
TestRegionServerNoMaster#testMultipleOpen is flaky after HBASE-11760
HBASE-11763 Move TTL handling into ScanQueryMatcher
HBASE-11764 Support per cell TTLs
Revert "HBASE-11763 Move TTL handling into ScanQueryMatcher"

This reverts commit 9ab585258af8a09978e4882932181ad000938b6f.

Adjust implementation of cell TTLs to avoid changes to ColumnTrackers

Conflicts:
	hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/ScanQueryMatcher.java
Addressing first round of review feedback
HBASE-11775 Shell support for per cell TTLs