Typo fixes related to new memory profiling
PEP8
Typo fixes
PEP8
Renamed the last trace of get_constant_value
Typos and clarifications
Typo fixes
Merge pull request #1364 from delallea/minor

Minor fixes
Add theano.sandbox.cuda.unuse()
remove useless import that cause crash in the else clause.

Python was thinking that theano was a local variable!
Allow loop of call to cuda.use() and cuda.unuse().
Merge pull request #1366 from nouiz/unuse_gpu

Add theano.sandbox.cuda.unuse()
better error message for GpuElemwise