Issue #346: Lazy creation of new Handshape objects for new Handshape FieldChoices.
Issue #346: Lazy creation of new Handshape objects for new Handshape FieldChoices.

Signbank/NGT-signbank,Signbank/NGT-signbank,Woseseltops/signbank,Woseseltops/signbank,Signbank/NGT-signbank,Signbank/NGT-signbank,Woseseltops/signbank,Woseseltops/signbank