Add links for information about the ZFS buildbot options
to the contributing guidelines and PR template.
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Giuseppe Di Natale <dinatale2@llnl.gov>
Closes#6235
ZFS is an advanced file system and volume manager which was originally
developed for Solaris and is now maintained by the Illumos community.
ZFS on Linux, which is also known as ZoL, is currently feature complete. It
includes fully functional and stable SPA, DMU, ZVOL, and ZPL layers. And it's native!