bugfix: default flag wasn't being set appropriately for the element types.
[OE-3807] fixed surgeon position save bug - eye wasn't being set in the form correctly.
[OEM-79] bugfix for surgeon position eyedraw not getting the correct eye when the form is rendered under certain conditions.
Update release notes
[OE-3847] Fixing select dropdown fixes and form row margins
Merge branch 'master' into release/1.5

Conflicts:
	controllers/DefaultController.php
	models/Element_OphTrOperationnote_Buckle.php
	views/default/form_ElementBuckle.php
	views/default/form_ElementCataract.php
	views/default/form_ElementVitrectomy.php
removed unnecessary pre-refactor models and elements merged in from an older branch.
Merge branch 'release/1.5' of github.com:openeyes/OphTrOperationnote into release/1.5
Merge branch 'release/1.5' of https://github.com/openeyes/OphTrOperationnote into release/1.5