consul: new package
dhcpd: Update 4.1-ESV-R6 -> 4.3.0

Additionally add the ability to run as a non-root user / group by including
paranoia patches in the build.
nixos/dhcp: Modernize ddns-update-style
nixos/dhcpd: Add the ability to drop privileges
nixos/dhcpd: Use dhcp user instead of nobody
nixos/dhcpd: Convert to systemd from upstart
nixos/dhcpd: Wait until network interfaces are configured to start
license: Add isc
dhcp: Update meta information and add maintainership
Allow QEMU to fallback to full simulation if /dev/kvm is not available.
Add Haskell package: pointful
Add Haskell packages: hscope and pure-cdb
Add Haskell package: pointful
Add Haskell package: haskell-docs
Add library: xylib
Update wxWidgets to: wxGTK 3.0.1
Merge pull request #3581 from ts468/wxGTK301

Update wxWidgets to: wxGTK 3.0.1
Add application for scientific data analysis: fityk
Make ant-build canonicalize the jars it produces so that we produce byte-for-byte identical jars (they normally contain timestamps and nondeterministic ordering of metadata lines)
Merge pull request #3587 from copumpkin/jvmpkgs

Make ant-build (and thus junit) produce deterministic compilation outputs