Filtering DX by max or min study DAP causes server error

[David Platten]

FieldError at /openrem/dx/

Relation fields do not support nested lookups

Exception Value:
Relation fields do not support nested lookups

if requestResults.get('study_dap_max') : f.qs.filter(projectionxrayradiationdose__accumulatedxraydose__accumulatedprojectionxraydose__dose_area_product_total__lte=requestResults.get('study_dap_max'))

[David Platten]

Removed study DAP from DX filters. This references issue #249. Some small fixes to filtering re study date. References issue #239.

→ <<cset 1ad89c0a3a31>>

[Ed McDonagh]

Fixed by 2e085d2