Moved 'ellipsoid()' method before 'primeMeridian()'. There is no change of functionality in this commit.
The intend is only to declare the methods that are more likely to be of user interest before the other methods.


git-svn-id: https://svn.apache.org/repos/asf/sis/branches/JDK7@1543487 13f79535-47bb-0310-9956-ffa450edef68