FreeNAS Code

Chage NFS servers to integer field.

Backport revisions from FreeBSD:

r224531 (mav)

Higher-priority initialization request can eat request scheduling done from
adaclose(). Add immediate_priority check into adaschedule() to restore it.

r224283 (mav)

Do not try to execute FLUSHCACHE on close and print extra messages for
invalidated (considered lost) ada device. Exactly same already done for
the da devices.

Backport revisions from FreeBSD:

r224531 (mav)

Higher-priority initialization request can eat request scheduling done from
adaclose(). Add immediate_priority check into adaschedule() to restore it.

r224283 (mav)

Do not try to execute FLUSHCACHE on close and print extra messages for
invalidated (considered lost) ada device. Exactly same already done for
the da devices.

Auto-Commit of i18n data from Pootle for GUI

One more mutable list accumulation dealie.

More style cleanups and improvements.

- Sort imports.
- Don't display lagg interfaces as options when configuring
a lagg interface.
- Watch out for the fact that key=[] will accumulate arguments
because lists in python are mutable.
- Clean up implicit functional ordering with os.system.

4 spaces.

Fix a typo (false -> False) and simplify some menu
creation code.

Add a missing trailing space to the IPv6 configuration prompt.