Also add the pycuda.init flag to force its import.

It is not needed to set it to True in the buildbot, as all test file
get imported before test start to run. So this init PyCUDA first if
the theano flag device and init_gpu_device are not used.

Time opt

Accept profile=False and when we profile, preload the c module cache to don't have it include in optimization time.

fix for the bug involving multiple subtensor on a scan.

The consequence was warning printed to the user and scan use more memory.

Revert the grad of Mul. The new version fixed a probably not happening c...

I added assert to have an error for the case not implemented.

adding support for numpy.newaxis in basic indexing

documented the markup used in the doc strings

Fix bugs from gammaln and psi scipy

small fix: load at the module level, not in the sub function.

I merge it myself as this is a small fix that break the cuda code. Don't hesitate to review it.

make compatible with python 2.4 and check that it was not compiled while...

Updated the vision.

Clone get equiv

Add the Theano op Bartlett, FillDiagonal and Fourier.

Added GammaLn and Psi functions

fix bugs for arctanh

Improve gemm optimizer to never accidentally duplicate work.