ENH: make theano/misc/check_blas.py executable

It is intended to be ran by users so there is no reason to not have it executable

ENH: make theano/misc/check_blas.py executable
65763c8a · Yaroslav Halchenko · Frederic · 2febf197 · 65763c8a
--- a/theano/misc/check_blas.py
+++ b/theano/misc/check_blas.py