sdlmame: update to latest version
mpd: update to latest version
awesome: add which to build inputs (for awesome-client)
haskellPackages.webRoutesBoomerang: new expression
python-robotframework: new package

Robot Framework is a generic test automation framework for acceptance
testing and acceptance test-driven development (ATDD).

http://robotframework.org/
robotframework-ride: new package

Robot Framework RIDE is a light-weight and intuitive editor for Robot
Framework test case files. (It's more like an IDE.)
HOL: update to k.8
Fix HOL documentation build
haskell-system-posix-redirect: update to version 1.1.0.1
haskell-shake: update to version 0.10.9
clang: Build with gcc 4.7 for better libstdc++.
all-packages: Add a self-hosted variant of clang.
clang: Do not try to build clang-tblgen in LLVM's build path.
libcxx: Update to 190100 and build with libc++abi.
clang-wrapper: Guard against LD_LIBRARY_PATH.
clang-wrapper: Optionally use libc++ instead of libstdc++.
systemd: Change services.logind.extraConfig type to types.lines
systemd: Add systemd.extraConfig option for /etc/systemd/system.conf
xfce: enable tumbler the thumbnail manager (close #1206)
nanomsg: new package

Socket library built in C but provides bindings in many languages.
Highly efficient and easy to use.

[@bjornfor: whitespace fixes, quote shell variables and add meta.platforms]