IPv4 lanes now have a timestamp.
beginning stages of fake-net hackery
fix braino in fake-make
prevent non-fakes from joining fake net
carriers get files from U2_LIB, new pill
Tighten types on some vanes.
Merge branch 'nextbreach' of github.com:urbit/urbit into nextbreach

Conflicts:
	urb/urbit.pill
Various fixes and improvements.
Slowly advancing %batz.  Some translators, etc.
Merge branch 'master' into nextbreach

Conflicts:
	urb/urbit.pill
Tested and enabled macro expansions.
Whitespace: the invisible killer
Merge branch 'nextbreach' of github.com:urbit/urbit into nextbreach
%batz reasonably healthy on nextbreach.
More vane restructuring.
More vane cleaanups
First pass through all vanes typed.
++card is gone.
A few bug fixes.  Needs more work.
Visible Arvo.