flightgear & simgear: Bump to 3.0.0.
PPSSPP: 0.9.8
Alice ML 1.4 programming language
xboxdrv: 0.8.5
Fix regression in fetchhg.
haskell-compressed: added 3.10
haskell-singletons: fix tests for darwin
haskell-process-conduit: temporarily disable tests

The tests have not been ported to use conduit-1.1 yet (there is a pull
request pending on GitHub).
Change stdenv on darwin to not set NIX_ENFORCE_PURITY
Making ocropus-hocr run (matplotlib + gdk backend)

I added the gtk backend to matplotlib; if these added dependencies are
too much, we can make this optional.
ocropus: it was still missing a package: lxml

Now "./run-tests" passes. But it can't be run without DISPLAY, so
I don't run it in the builder.
almir: add psycopg2 dependency
nautilus-sendto: add to gnome 3.10
usermount: New Package.

A simple tool to automatically mount removable drives using UDisks2 and
D-Bus.

https://github.com/tom5760/usermount
Plymouth: update to 0.9.0, fix build, sanitize, enable systemd-integration

NOTE: I can start the daemon and ping it, but I haven't been able to
get it to do more than that.
Merge pull request #2789 from matejc/pgsql_almir

almir: add psycopg2 dependency
unbound: update from 1.4.21 to 1.4.22, service from Upstart to systemd
fix getopt path on darwin
Merge #1187 into p/stdenv

Tested building firefox, kdelibs, evince on x86_64-linux.
Build Haddocks with source hyperlinks unless doHscolour is false