Added DefaultEllipsoidTest.


git-svn-id: https://svn.apache.org/repos/asf/sis/branches/JDK7@1541686 13f79535-47bb-0310-9956-ffa450edef68
Added GeodeticObjectsTest.


git-svn-id: https://svn.apache.org/repos/asf/sis/branches/JDK7@1541693 13f79535-47bb-0310-9956-ffa450edef68