Since the contract regarding output memory has changed,
it is not guaranteed that the op itself did allocate that memory.

Also, create the memory buffers as needed.

Fixed crash in a specific concatenate situation

Mixed

Fixed bug with broadcastable flags of MaxAndArgmax

Also add test for the mul grad.

Fix a number of tests for Python 2.4

int(numpy.bool_(False)) returned False, not 0.

Also add (disabled by default) debug printing statements.

Mixed

When linking with libpython 2.4 (at least), we cannot Py_INCREF /
Py_XDECREF PyObject pointers that have been declared constant.

Add '-m64' to the compilation line under win64

Better error msg and test reshape in the not contiguous case.

Make MRG random generator raise an error when there is bad size gived.

Fix for potential crash due to concurrent jobs