[ORB-305] cleaned up inconsistent implementation of patient specific instructions changes.
added default based on the result of $patient->isChild()
Merge branch 'release/orbis-r2' of github.com:openeyes/OphCiAnaestheticassessment into release/orbis-r2

Conflicts:
	models/Element_OphCiAnaestheticassessment_PatientSpecificPreoperativeEducation.php