[OEM-109] changes to event locking, new API method
[OEM-109] updated delete view
[OEM-109] deletion requests
[OEM-109] focus textarea on page load
[OEM-109] cancel delete bugfix
Merge branch 'hotfix/OEM-109' into release/1.6

Conflicts:
	views/default/delete.php
[OEM-109] added form declaration
[OEM-109] fixed form
Merge branch 'release/1.6' into develop