HBASE-9307 HalfStoreFileReader needs to handle the faked key else compactions 
           go into infinite loops


git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1517988 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9116. Adds a view/edit tool for favored nodes mapping. Also implements the FavoredNodeLoadBalancer.balanceCluster method.

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1518019 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9116. Continuation of the commit. Doing 'svn delete' of a file missed earlier.

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1518022 13f79535-47bb-0310-9956-ffa450edef68