Add the same algo as the one used by Theano: pairwise_python_broadcast_numpy
better name. There is no broadcast in that version.
Set the Theano case name closer to the numpy test name.
Add a numpy dot version.
Add Theano fct name.

This help in the profiling of Theano.
Merge pull request #15 from serge-sans-paille/master

Add two new benchmarks
PEP8
Merge branch 'pr/16'
pep8