gnu: mit-krb5: Build with GCC 4.7.

* gnu/packages/mit-krb5.scm (mit-krb5): Make BISON and PERL native
  inputs.  Add GCC-4.7 as a native input.

Merge branch 'core-updates'

Conflicts:
	gnu/packages/gnunet.scm

gnu: mit-krb5: don't assume arguments are evaluated right-to-left.

* gnu/packages/patches/mit-krb5-init-fix.patch: New file.
* gnu/packages/mit-krb5.scm (mit-krb5): Apply patch at the end of the custom
  unpack phase.
* gnu-system.am (dist_patch_DATA): Add patch.

Merge branch 'master' into core-updates

gnu: mit-krb5: Update to 1.11.3.

* gnu/packages/mit-krb5.scm (mit-krb5): Update to 1.11.3.

gnu: Remove unnecessary closures around `arguments' value.

* gnu/packages/algebra.scm (pari-gp): Remove closure around the value of
  `arguments'.
* gnu/packages/bdb.scm (bdb): Likewise.
* gnu/packages/mit-krb5.scm (mit-krb5): Likewise.
* gnu/packages/openssl.scm (openssl): Likewise.
* gnu/packages/perl.scm (perl): Likewise.

gnu: mit-krb5: Patch and enable tests.

* gnu/packages/mit-krb5.scm (mit-krb5): Enable patched tests.

distro: Rename (distro) to (gnu packages).

* distro.scm: Rename to...
* gnu/packages.scm: ... this.  Update all users accordingly.
* Makefile.am (MODULES): Adjust accordingly.
* po/POTFILES.in: Likewise.

distro: Change the module name space to (gnu ...).

* 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.

Merge branch 'master' into core-updates

Conflicts:
	build-aux/download.scm
	distro/packages/autotools.scm
	distro/packages/base.scm
	distro/packages/bootstrap.scm
	distro/packages/lsh.scm
	distro/packages/make-bootstrap.scm
	distro/packages/ncurses.scm
	distro/packages/perl.scm
	tests/derivations.scm
	tests/union.scm

Update license headers.

Change all license headers, except guix/build/* and ld-wrapper.scm, with
this code:

  (use-modules (guix build utils)
	       (srfi srfi-1))

  (fluid-set! %default-port-encoding "UTF-8")

  (substitute* (remove (lambda (f)
			 (or (string-contains f ".tar.")
			     (string-contains f ".git/")
			     (string-contains f ".so")
			     (string-suffix? ".o" f)
			     (string-suffix? ".a" f)
			     (string-suffix? ".go" f)
			     (string-suffix? ".pdf" f)
			     (string-suffix? ".png" f)
			     (string-suffix? ".info" f)
			     (equal? (basename f) "guix-daemon")
			     (equal? (basename f) "nix-setuid-helper")
			     (string-contains f "nix-upstream/")
			     (string-contains f "distro/packages/bootstrap/")))
		       (find-files "." "\\.[a-z]+$"))
    (("^([[:graph:]]+) This file is part of Guix." _ comment-start)
     (string-append comment-start " This file is part of GNU Guix."))
    (("^([[:graph:]]+) Guix --- Nix package management.*" _ comment-start)
     (string-append comment-start
		    " GNU Guix --- Functional package management for GNU\n"))
    (("^([[:graph:]]+) Guix is " _ comment-start)
     (string-append comment-start " GNU Guix is "))
    (("^([[:graph:]]+) along with Guix." _ comment-start)
     (string-append comment-start " along with GNU Guix."))
    (("^([[:graph:]]+) Copyright \\(C\\)" _ comment-start)
     (string-append comment-start " Copyright ©")))

Change headers using C-style comments manually.

distro: Add MIT Kerberos 5.

* distro/packages/mit-krb5.scm: New file.
* Makefile.am (MODULES): Add it.