remove old subprojects when parsing Project.xml
remove old subprojects when parsing Project.xml

jcfr/CDash,cpatrick/CDash,cpatrick/CDash,jcfr/CDash,jcfr/CDash,jcfr/CDash,jcfr/CDash,cpatrick/CDash,jcfr/CDash,cpatrick/CDash,cpatrick/CDash,cpatrick/CDash