HBASE-8472 mvn -Dhadoop.profile=2.0 -Dhadoop-two.version=2.0.5-SNAPSHOT fails because of Undef Class error wrt o.a.h.IdGenerator


git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1477908 13f79535-47bb-0310-9956-ffa450edef68