remove warning when generating the documentation.
Add a link to Homebrew installation instruction of Theano dep.
Added some check_blas.py GPU timming.
Use allclose in test to remove failure reported by Vijayaditya Peddinti
Print more cleary the inputs/outputs.

There was a confusion by a user.
during time profile, print the raw log during execution.
write the nosort profile file during execution.
print in the raw log the test that will be run before starting it.
Merge pull request #1152 from nouiz/doc_sphinx_warn

A few small things.