BUG: Workaround for SGEMV segfault in Accelerate (OSX version 10.9)

Corrects scipy.linalg.blas.sgemv, ARPACK, SuperLU
similar to: numpy/numpy#5223
Merge pull request #4186 into maintenance/0.14.x

BUG: Workaround for SGEMV segfault in Accelerate