make random tree pick up traits from initialiser
make random tree pick up traits from initialiser

tgvaughan/beast2,tgvaughan/beast2,CompEvol/beast2,CompEvol/beast2,tgvaughan/beast2,Anaphory/beast2,CompEvol/beast2,CompEvol/beast2,Anaphory/beast2,Anaphory/beast2,Anaphory/beast2,tgvaughan/beast2