1) added custom repo definitions to allow custom surefire experiments;
2) changed perThread -> perthread to allow work with custom surefire vesrions (backwards campatible?);
HBASE-2231 Compaction events should be written to HLog (Stack & Enis)

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1476419 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/0.95' into 0.95-gd
HBASE-7970 Improve file descriptor usage: currently, there are two file descriptors per storefile

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1476678 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/0.95' into 0.95-gd
HBASE-8451 MetricsMBeanBase has concurrency issues in init (Liang Xie)



git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1476714 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/0.95' into 0.95-gd
HBASE-8436 SeekBefore returns wrong result with PREFIX_TREE Encoding

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1476731 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/0.95' into 0.95-gd
Merge remote branch 'origin/0.95-gd' into fb-YAHOO-312-0.95-gd