Update - fix for Server Error 500, only real courses should be able to use this tool
Update code based on feedback
Update to provide more details in the exception
Update text messages
Merge pull request #50 from Harvard-University-iCommons/feature/multi_sections

Feature/multi sections
Merge pull request #49 from Harvard-University-iCommons/feature/Section_Tool_500

Update - fix for Server Error 500
Merge branch 'develop' into feature/multi_sections