Updated release notes
[OE-3889] Prevent disabled buttons from being clicked
[OE-3883] disable buttons by selector
[OE-3889] Fix issue when form not submitting in chrome
[OE-3888] Don't attempt to update total duration if durations are not in use.
[OE-3893] Homogenise markup for procedure selection widget.

See views/procedure/_ajaxProcedure.php.
[OE-3893] Update existing procedures code for new markup.
[OE-3898] Restore ID to textarea wrapper div.
Merge branch 'release/1.5' into develop