Unfinished
Refactored gonioscopy
Re-enabled Anterior Sement element
Optic disc
remove explicit collate
remove diagnosis from anterior segment
Merge branch 'release/1.2-moorfields' into feature/glaucoma

Conflicts:
	models/Element_OphCiExamination_AnteriorSegment.php
Changed migration date (still being developed)
Gonioscopy enhancements (unfinished)
Gonioscopy form tweaks
Missing image
Changed Risks element to use many_many mapping
Added skeleton of risk picker (unfinished)
+ switched Posterior Segment Examination element to using eyedraw 2
+ removed redundant pseudo-binding function for Posterior Segment (in lieu of switch to eyedraw2)
+ correction to cdratio values to support full range of selectable ratios in the Posterior Segment doodle
Fix styling on Risks
Split optic disk and gonioscopy elements
Changed defaults for glaucoma ss
Tweak risk form layout
Fix remove all risks
Merge branch 'feature/dr-function' into feature/glaucoma