gnu: freeipmi: Don't build static libraries.

This shrinks the size of the package by about 33%.

* gnu/packages/freeipmi.scm (freeipmi)[arguments]: Add configure-flag to
disable static libraries.

gnu: freeipmi: Update to 1.6.5.

* gnu/packages/freeipmi.scm (freeipmi): Update to 1.6.5.

gnu: llvm: Remove unused 'package-elisp-from-package' procedure.

This private procedure had been unused since
3a3d4d9d545028cda846ae827a60249f7162d34e.

* gnu/packages/llvm.scm (package-elisp-from-package): Remove.

packages: Introduce <content-hash> and use it in <origin>.

* guix/packages.scm (<content-hash>): New record type.
(define-content-hash-constructor, build-content-hash)
(content-hash): New macros.
(print-content-hash): New procedure.
(<origin>): Rename constructor to '%origin'.
[sha256]: Remove field.
[hash]: New field.  Adjust users.
(origin-compatibility-helper, origin): New macros.
(origin-sha256): New deprecated procedure.
(origin->derivation): Adjust accordingly.
* tests/packages.scm ("package-source-derivation, origin, sha512"): New
test.
* guix/tests.scm: Hide (gcrypt hash) 'sha256' for proper syntax
matching.
* tests/challenge.scm: Add #:prefix for (gcrypt hash) and adjust users.
* tests/derivations.scm: Likewise.
* tests/store.scm: Likewise.
* tests/graph.scm ("bag DAG, including origins"): Provide 'sha256' field
with the right length.
* gnu/packages/aspell.scm (aspell-dictionary)
(aspell-dict-ca, aspell-dict-it): Use 'hash' and 'content-hash' for
proper syntax matching.
* gnu/packages/bash.scm (bash-patch): Rename 'sha256' to 'sha256-bv'.
* gnu/packages/bootstrap.scm (bootstrap-executable): Rename 'sha256' to 'bv'.
* gnu/packages/readline.scm (readline-patch): Likewise.
* gnu/packages/virtualization.scm (qemu-patch): Rename 'sha256' to
'sha256-bv'.
* guix/import/utils.scm: Hide (gcrypt hash) 'sha256'.

gnu: font-abattis-cantarell: Update to 0.201.

* gnu/packages/fonts.scm (font-abattis-cantarell): Update to 0.201.
[native-inputs]: Remove appstream-glib.

gnu: liblcf: Update to 0.6.2.

* gnu/packages/easyrpg.scm (liblcf): Update to 0.6.2.

gnu: opensmtpd: Update to 6.7.1p1.

* gnu/packages/mail.scm (opensmtpd): Update to 6.7.1p1.

gnu: edgar: Update to 1.33.

* gnu/packages/games.scm (edgar): Update to 1.33.

gnu: kodi: Update to 18.7.

* gnu/packages/kodi.scm (kodi): Update to 18.7.

gnu: cogl: Enable tests.

* gnu/packages/gnome.scm (cogl)[native-inputs]: Add XORG-SERVER-FOR-TESTS.
[arguments]: Remove #:tests?.  Add #:disallowed-references.  Add #:phases to
prepare test environment.

gnu: cogl: Update to 1.22.6.

* gnu/packages/gnome.scm (cogl): Update to 1.22.6.

gnu: ruby-fakefs: Fix lonely parens.

* gnu/packages/ruby.scm (ruby-fakefs)[arguments]: Move dangling parents up.

gnu: gnuastro: Don't build static libraries.

* gnu/packages/astronomy.scm (gnuastro)[arguments]: Add configure-flag
to skip building static libraries.

gnu: gnuastro: Update to 0.12.

* gnu/packages/astronomy.scm (gnuastro): Update to 0.12.

gnu: http-parser: Fix build [and guix pull!] on i686-linux.

This follows up on commit 5c30eb61d74034a1b7c188b8d7be7df0b926025f.

* gnu/packages/web.scm (http-parser)[source]: Apply the armhf patch not
here…
[arguments]: …but in a phase & only on armhf-linux.
[native-inputs]: Add it on armhf-linux.

gnu: mpop: Update to 1.4.9.

* gnu/packages/mail.scm (mpop): Update to 1.4.9.

gnu: uhttpmock: Don't use NAME in source URI.

* gnu/packages/web.scm (uhttpmock)[source]: Hard-code NAME.

gnu: criu: Download sources over HTTPS.

* gnu/packages/virtualization.scm (criu)[source]: Use HTTPS.

gnu: ikiwiki: Add missing input.

* gnu/packages/web.scm (ikiwiki)[inputs]: Add perl-xml-feed.
[arguments]: Add 'pre-check' phase.

gnu: perl-xml-feed: Propagate inputs.

* gnu/packages/xml.scm (perl-xml-feed)[inputs]: Move to...
[propagated-inputs]: ...here.