Added some tests to make sure stan::math::pow, pow, and std::pow are working together (Issue #1809)
Added some tests to make sure stan::math::pow, pow, and std::pow are working together (Issue #1809)

stan-dev/math,stan-dev/math,stan-dev/math,stan-dev/math,stan-dev/math,stan-dev/math,stan-dev/math,stan-dev/math,stan-dev/math