+ [OE-4169] set up initial patient unavailable reasons
Merge branch 'feature/RTT' into develop
+ set default ordering for patient unavailable reasons
Merge branch 'feature/RTT' into develop
Fix strict standards errors.
fixed several xss bugs
Merge branch 'feature/security' into develop

Conflicts:
	views/booking/_theatre_times.php
	views/default/view_Element_OphTrOperationbooking_Operation.php
Fix short tags
[OE-4389] Cancel button should not be greyed out when clicked

This is now consistant with other "cancel" buttons throughout the site.
[OE-4391] Check the session for allowed amount of max_procedures, set status to "full"
[OE-4393] Adjusted colours in booking calendar
[OE-4230] click away update
Merge branch 'feature/RTT' into release/1.7

Conflicts:
	assets/css/module.css
[OE-4226] More accurate assessment of surgery availability.
Merge branch 'feature/RTT' into release/1.7
+ [OE-4394] show alert for duplicate procedures
+ [OE-4394] honour config for only checking the specific episode
[OE-4309] Removed stray typo that caused compilation failure
Merge branch 'release/1.7' into release/orbis-r2