libc++abi: Fix importing includes from libc++.

And add myself to maintainers. Close #5167.
nixos: Use vendor zones instead of N.pool.ntp.org.

Closes #4824, thanks to @abh for processing my stupidity.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>
Consolidate conf-compile steps for skarnet.org pkgs.
skarnet: Invoke compile as 'cc' for wider support.

Darwin stdenv uses clang, which can be invoked as 'cc' but not 'gcc'.
haskell: add lattices package
libsmf: fix build
Merge pull request #5171 from iu-parfunc/lattices

haskell: add lattices package
rustcMaster: Update from 0.12.0-pre-1336-g394269d -> 0.12.0-pre-1635-g29e928f
Update my maintainership
Merge pull request #5168 from pmahoney/skarnet-refactor

Skarnet refactor
add mujs, a lightweight, embeddable Javascript interpreter
lablgl: place libs correctly
llpp: update to latest revision, uses now the ninja build system