jq: make sure libjq is in library search path

Fixes runtime error:

jq: error while loading shared libraries: libjq.so.1:
cannot open shared object file: No such file or directory
haskell-ghc-mod: add 5.0.1

Separate expression for now due to big API chanages.
Don't try make first argument the command, the vim plugin mixes up commands with options
re2c: Fix license reference
riemann-c-client: Update from 1.2.0 to 1.2.1
diod: Update from 1.0.21 to 1.0.22
Slic3r: Bump to 1.1.7.
munge: Update from 0.5.10 to 0.5.11
Merge pull request #3689 from Fuuzetsu/ghc-mod

haskell-ghc-mod: add 5.0.1
Merge branch 'master' of git://github.com/ip1981/nixpkgs

jq: make sure libjq is in library search path