# this appears to be an ubuntu issue, where xenial did not provide it even though the
# feature appeared in git 2.6 and xenial claims it has git version 2.7.4. eventually,
# this version test can go away.
# this appears to be an ubuntu issue, where xenial did not provide it even though the
# feature appeared in git 2.6 and xenial claims it has git version 2.7.4. eventually,
# this version test can go away.