Diff reduce with what was done in atf.test.mk
Diff reduce with origin/master

Make things work with fmake again by replacing bmake-isms with more
compatible fmake idioms
Add a reminder about CLEANFILES/FILES
Make bsd.progs.mk work with C++ apps a bit better; based on a patch from sjg@
Merge branch 'master' of github.com:yaneurabeya/freebsd