SERVER-9484 don't ignore geometries w/>1 covers if one of them isn't in the search annulus
SERVER-8791 SERVER-9212 retire indexplugin/indextype
SERVER-8791 SERVER-9212 remove IndexSpec
SERVER-9542 Fix incorrect unit test

Unit test was passing due to the bug fixed in SERVER-9542.  We
SHOULD get an error when trying to cloneMinus to the same version.
Changed the test to use a higher major version so that no error
message will be returned.