bump version (x2)

Merge pull request #73 from ngwese/fix/macos-hang

restore O_NONBLOCK, clean up macos ABI control

Merge pull request #72 from monome/blocking

change blocking/timing

version bump

Merge pull request #65 from simonvanderveldt/cython

Waf: Include Cython tool

Merge pull request #61 from monome/monobright-40h

 support varibright translation for 40h

Merge pull request #59 from artfwo/version-bump

bump version to 1.4.1

tagging 1.4.0

bump version to 1.2

always check the return value of asprintf()