from 389e428 Refactor DGM (remove deprecated methods)
new d3867eb remove old commented out code
new bbdec88 refactor DGM (fix for JDK8)
The 2 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails. The revisions
listed as "add" were already present in the repository and have only
been added to this reference.