divide by 2 memory usage of read_raw_brainvision
make highpass + lowpass floats
make highpass + lowpass floats for EDF too
add channel types to info repr
pep8
FIX : missing axis param in take
FIX : highpass + lowpass units in brainvision header
update what's new
FIX for float conversion of highpass + lowpass
Merge pull request #1627 from agramfort/optim_memory_brainvision_io

divide by 2 memory usage of read_raw_brainvision