HBASE-8322 Re-enable hbase checksums by default 
HBASE-8785 revise zookeeper session timeout setting


git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1511530 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9077 Make Web ui Fluid width

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1511533 13f79535-47bb-0310-9956-ffa450edef68
HBASE-6580 Deprecate HTablePool in favor of HConnection.getTable(...)

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1511543 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/trunk' into trunk-gd
Merge remote branch 'origin/trunk-gd' into fb-HBASE-8584-trunk-gd