Ticket #233 - splitting automatic saves into their own event
Ticket #233 - updating docs to note autosave event
Ticket #233 - conforming to code style
trivial - fixing linting errors in loading test
Ticket #233 - assuming save is auto is if _isPreviewDraft
Ticket #233 - adding test for autosave event
Ticket #233 - making autosaves only happen when text has changed, tweaking what is an autosave
Ticket #233 - updating docs to reflect the new behaviour of the save and autosave events
Ticket #233 - building docs
Merge branch 'develop' of github.com:OscarGodson/EpicEditor into develop