Bug fix for NumTraits<T>::lowest() . std::numeric_limits<T>::min() is the lowest *positive* normalized number for floating point types. This fixes the test failure for geo_alignedbox8 for me.
Bug fix for NumTraits<T>::lowest() .
std::numeric_limits<T>::min() is the lowest *positive* normalized number
for floating point types.
This fixes the test failure for geo_alignedbox8 for me.

madlib/eigen,madlib/eigen,madlib/eigen,madlib/eigen