Fixes #26: Does not apply modulus to return from calcGeomMeanLongSun(double)
Fixes #26: Does not apply modulus to return from calcGeomMeanLongSun(double)

* Not sure how I missed this, but honestly, it doesn't change behavior that I can find. I may need to improve my test coverage, but for now, but the result I get is correct for all tested variations.

buelowp/sunrise