Tags give the ability to mark specific points in history as being important
txt2man Debian release 1.6.0-6
Debian release 1.5.6+git20160619.1d3c3c3-1
Upstream version 1.5.6+git20160619.1d3c3c3
Debian release 1.5.6+git20160519.dc56074-1
Upstream version 1.5.6+git20160519.dc56074