beggining to add comment descriptions of domain classes and their attributes
more domains commented
more commentary on the domain classes
even more commentary on domains
Merge branch 'master' of https://github.com/IMOD-ASU/imod into commenting-domains

Conflicts:
	grails-app/domain/imodv6/LearningDomain.groovy
finished commenting out questions

now to ask Dr. Bansal about parts that are not clear
quick fix for getting learning objectives
adding todo comment
Merge pull request #63 from IMOD-ASU/commenting-domains

Describing domain classes and their attributes