[evlatests] Line subarrays, round 2.

[Ken Sowinski]

On Fri, 21 Sep 2007, Barry Clark wrote:

> In any case, I believe the correlator
> hardware forces a choice of recirculation factor on a quadrant basis.

Correct.  The correlator controller will allow multiple
subarrays to use quadrants in a compatible way, but is not
very vigorous about rejecting illegal combinations.

> The line/continuum subarray mode is not supported by the correlator
> controller.

Also correct.