--HG--
rename : dlib/dnn/cublas.h => dlib/dnn/cublas_api.h
rename : dlib/dnn/cudnn.h => dlib/dnn/cudnn_api.h

console_progress_indicator.

macro since otherwise they aren't used until cmake is run a second time.  Also
told nvcc to use C++11 and newer card architectures.

expressions in them to cmake.

C++11 isn't available.

minor refinements.

screen.  In particular, that caused cmake's error messsages to be truncated if
the build failed.