Neuro Index Video Media Button Action work-in-progress
Gross Anatomy annotations switch should now change image.  Also added annotations label
Buttons are disabled when annotations are not shown.
Merge remote-tracking branch 'origin/dev' into sdm
Embryo Index duplicate button defining correction
Added sidebar to Histo Slide 1 pag (and commented out sidebar to Neuro Tracts), UI revisions
Working gross 2-D media button
Working embryo video media button
zooming for images