OpFromGraph documentation and cleanup

GpuIncSubtensor

Fix test in the daily buildbot by doing the comparison on ndarray, not C...

Try to detect when gcc incorrectly identifies processors as -avx

Fix display of test outputs and known failures in theano.test()

Fix compilation crash instroduced in gh-1673 on 32 bit python.

Do not use python code for elemwise with >= 32 inputs

NumPy is not able to deal with that many inputs to a ufunc,
and will segfault or raise an Exception.

[MRG] Add c_code for MaxAndArgmax

c.data + 1 return numpy.float64 when c.data is float32. But we compute i...

So when the test have floatX=float32, we have an error.

this remove a deprecation warning in NumPy as ndarray won't be
accepted as int anymore.

rebalence travis-ci tests.

[MRG]Fix opt profiler