gnu: Add ocaml-cstruct. * gnu/packages/ocaml.scm (ocaml-cstruct): New variable.
gnu: Add ocaml-ocplib-endian. * gnu/packages/ocaml.scm (ocaml-ocplib-endian): New variable.
gnu: Add ocaml-async. * gnu/packages/ocaml.scm (ocaml-async): New variable.
gnu: Add ocaml-async-extra. * gnu/packages/ocaml.scm (ocaml-async-extra): New variable.
gnu: Add ocaml-async-unix. * gnu/packages/ocaml.scm (ocaml-async-unix): New variable.
gnu: Add ocaml-core. * gnu/packages/ocaml.scm (ocaml-core): New variable.
gnu: Add ocaml-async-rpc-kernel. * gnu/packages/ocaml.scm (ocaml-async-rpc-kernel): New variable.
gnu: Add ocaml-async-kernel. * gnu/packages/ocaml.scm (ocaml-async-kernel): New variable.
gnu: Add ocaml-core-kernel. * gnu/packages/ocaml.scm (ocaml-core-kernel): New variable.
gnu: dovecot: Update to 2.2.30.2. * gnu/packages/mail.scm (dovecot): Update to 2.2.30.2.
gnu: Add qgpgme. * gnu/packages/gnupg.scm (qgpgme): New variable.
gnu: knot: Update to 2.4.4. * gnu/packages/dns.scm (knot): Update to 2.4.4.
gnu: python-tmx: Fix source URL. * gnu/packages/game-development.scm (python-tmx)[origin]: Add missing subdirectory to URL.
gnu: gdb: Update to 8.0. * gnu/packages/gdb.scm (gdb): Update to 8.0.
gnu: global: Update to 6.5.7. * gnu/packages/code.scm (global): Update to 6.5.7.
gnu: openscenegraph: Tweak description. * gnu/packages/graphics.scm (openscenegraph)[description]: Remove "open source". Use en_US spelling.
gnu: liboauth: Correct synopsis and description. * gnu/packages/web.scm (liboauth): Correct them.
gnu: tiled: Update to 1.0.0. * gnu/packages/game-development.scm (tiled): Update to 1.0.0.
gnu: Add js-mathjax. * gnu/packages/javascript.scm: New file. * gnu/local.mk (GNU_SYSTEM_MODULES): Add it. * gnu/packages/javascript.scm (js-mathjax): New variable.
gnu: Add font-mathjax. * gnu/packages/fonts.scm (font-mathjax): New variable.