Merge pull request #10 from RajShah94/glossary

Glossary
Add delete confirmation for non-empty items.
Prevent showing of skip button when only one question remains.
Created glossary tags for every anatomy nugget.
Changed GlossaryEditView to add save confirmation if text is empty.
Made changes to GlossaryEdit view.
Added functionality to add alternate title's to a glossary term.
All alternate title's have the same glossary pop-up feature on mouse over.
Tweaks to glossary styling.