Merge pull request #13 from chb/dev

Dev
Merge branch 'dev'
Merge branch 'dev'
Update the reference to smart_common
Comment out medical image example
Adds dcterms:date to allergies exclusion patient
Update the reference to smart_common
Update the vitals data file to cm
Merge pull request #14 from chb/dev

Change the height units in the data file to cm
Merge branch 'dev'

Conflicts:
	bin/common