make TreeSet and friends in TreeAnnotator public for use in package apps. #327
make TreeSet and friends in TreeAnnotator public for use in package apps. #327

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