Check for SSL Cert value before building with SSL support.
Add HTTPD SSH assertion to check null cert/key.
Check empty stringfor globalRedirect. It breaks RedirectPermanent.
llvm: Bring back old expressions for llvm & clang 3.[123].
Idris: Build with llvm backend and libffi support

Signed-off-by: Shea Levy <shea@shealevy.com>
llvm: Enable also building of LLVM 3.[12] & Clang 3.[123].
clang_31: Allow clang to find system includes in gcc dirs.
Backported fix.
LLVM: Allow building gold plugins together with llvm 3.{1,2}.
Merge branch 'vlstill-llvm-multivers'
Add docker
Unmaintain old llvm versions

Signed-off-by: Shea Levy <shea@shealevy.com>
haskell-highlighting-kate: re-generate with cabal2nix
haskell-happstack-server: re-generate with cabal2nix
idris: re-generate with cabal2nix
trifecta-1.2: re-generate with cabal2nix
Merge pull request #1581 from offlinehacker/pkgs/docker/add

Add docker
junixsocket: Ensure that the native library can be found
haskellPackages.fay: New expression
haskellPackages.fayBase: New expression
youtubeDL: update from 2014.01.23.1 to 2014.01.23.4