show pcPrefix field in user profile form
refacture readonly_component.html description part
Show ProtParam weight and iso for proteins and calculate melting temp for primers
ProteinComponent view -> Add encoding DNA (requires fix in DC changeform init to preset category)
cleanup html
fine-tuning HTML templates
cosmetics
make amino acid sequence check more stringent
encodedBy hidden field in ProteinComponent Form creates back-link to DnaComponent after save
prevent deletion of Components if referenced Types or Proteins are deleted.
additional on_delete protections