Merge pull request #4 from RajShah94/develop

Reinstate Probe Deletion, prevent content delete buttons showing for non-editors
Merge pull request #5 from RajShah94/develop

Question Swapping
Merge pull request #6 from RajShah94/save_fix

bug fix for double click save behaviour.
Merge pull request #7 from RajShah94/save_fix

Added render event to cancel.
Merge pull request #8 from RajShah94/save_fix

Fix for add probe bug. Changed probe edit view from collection to model
Merge pull request #9 from RajShah94/admin_tab

First pass implementation of admin tab.
Merge branch 'glossary' of https://github.com/RajShah94/thisCourse into raj-glossary
Added replaceText code to Glossary Models.
Merge pull request #1 from thisCourse/raj-glossary

Insert replaceText code