Optimization to remove upcast in local_cast_cast

Speed merge optimizer and allow partial optimizer profile

If the user do theano.function(profile=True), do a warning about CUDA…

Prepare final release 0.9.0.

Fix pep8

Better error message in a test

So, update NEWS.txt, and put last notes (since 0.9.0rc4) in NEWS_DEV.txt.

crash fix of careduce with bool

Remove useless warning when the profile was manually disabled

IO_toposort

Remove useless warning when the profile was manually disabled for one function. Theano does this automatically in some cases.

Scan compile/grad speed up

Ccw c message

dnn.enabled=no_check

Add pathed version of theano_logo_allblue.svg

Fix some DebugMode problems

Remove useless graph of clone. Scan inputs and outputs aren't modified inplace, so multiple scan can share them.

for loop and the print deleted.

modifications done.

cmodule respects flake8 now.

5055:Port ProfileMode GPU to new back-end and profiling.py

Added meaningful message when missing inputs to scan.