fixed hang-up issues on Win7
Merge branch 'dev' of git@github.com:thearn/webcam-pulse-detector.git into dev
fixed tabs vs spaces issue

Signed-off-by: Tristan Hearn <tristanhearn@gmail.com>
added csv writing function
Merge branch 'dev'
Merge branch 'master' of git@github.com:thearn/webcam-pulse-detector.git

Conflicts:
	get_pulse.py