LUCENE-5608: sync StrategyTestCase from trunk

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1608933 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5771: SpatialOperation refactoring: (OGC alias names, removed area requirement, fixed overlap definition)

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1608939 13f79535-47bb-0310-9956-ffa450edef68