Add abbreviated "incomplete" block for studies.
Add abbreviated "incomplete" block for studies.

This will be replaced with the full block (commented out below) once OTI
returns reliable stats for added+curated studies.

OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree,OpenTreeOfLife/opentree