Added a comment to prevent placing an EIGEN_STRONG_INLINE where it makes no sense.
Added a comment to prevent placing an EIGEN_STRONG_INLINE where it makes no sense.

mjbshaw/Eigen,madlib/eigen_backup,mjbshaw/Eigen,madlib/eigen_backup,rotorliu/eigen,rotorliu/eigen,rotorliu/eigen,mjbshaw/Eigen,rotorliu/eigen,madlib/eigen_backup,mjbshaw/Eigen,madlib/eigen_backup