* gnu/packages/emacs.scm (emacs): Update to 24.3. Use the .xz tarball. * gnu/packages/patches/emacs-configure-sh.patch: Adjust.
* distro: Rename to... * gnu: ... this. Update module names accordingly. * Makefile.am: Adjust accordingly. * po/POTFILES.in: Likewise. * distro.scm: Search for files under /gnu/packages instead of /distro/packages. * gnu/packages/base.scm (ld-wrapper-boot3): Likewise.