Additional updates to the Explore Center areas of study
Merge branch 'master' of github.com:unl/UNL_UndergraduateBulletin

Conflicts:
	data/2012/majors/Pre-Health.xhtml
	data/2012/majors/Pre-Law.xhtml
Merge branch 'master' of github.com:unl/UNL_UndergraduateBulletin