Print current device when initializing gpuarray.

Fix tests crash for gpuarray back-end. Don't do constant folding with th...

Gpureduce: support multiple dtype, prod, max and min

Fix doc generation.

Renamed "copy_inputs" into "share_inputs" in clone

GpuArray join/split

GpuArray Rebroadcast c code.

[BUG] Fix bad view map in real(float32)

Old argument "copy_inputs" still works but will show a deprecation
warning.

The reason is that "copy_inputs" suggests that inputs are copied, while
actually they are not.

A test is failing in debugmode:
THEANO_FLAGS=mode=DebugMode theano-nose -s --pdb --pdb-failure theano/tensor/tests/test_complex.py:TestRealImag.test_on_real_input