Update operating system support (DragonFly BSD)#606

Merged

vanosg merged 6 commits intoeggheads:developfrom michaelortmann:dragonfly

Sep 16, 2018

Commits on Sep 3, 2018

enhance dragonflybsd support
michaelortmann
committed

Commits on Sep 4, 2018

enhanced doc for dragonfly bsd
michaelortmann
committed
rip out support for BSD/OS (originally called BSD/386 and sometimes known as BSDi) because Wind River discontinued sales of BSD/OS at the end of 2003, with support terminated at the end of 2004.
michaelortmann
committed

Commits on Sep 11, 2018

Merge remote-tracking branch 'upstream/develop' into dragonfly
michaelortmann
committed
added TrueOS
michaelortmann
committed

Commits on Sep 16, 2018

Merge remote-tracking branch 'upstream/develop' into dragonfly
michaelortmann
committed