HBASE-9189  IncreasingToUpperBoundRegionSplitPolicy.shouldSplit() should check all the stores before returning. (Jean-Marc Spaggiari)

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.94@1513304 13f79535-47bb-0310-9956-ffa450edef68