doc: Replace reference to profile.sh with sh-symlink

* doc/guix.texi (The Store Monad): Replace reference to "profile.sh",
  which is not defined until the next node, with "sh-symlink", which
  is defined immediately above

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu: Add libe-book.

* gnu/packages/libreoffice.scm (libe-book): New variable.

Co-authored-by: John Darrington <jmd@gnu.org>

gnu: Add zeromq.

* gnu/packages/networking.scm (zeromq): New variable.

gnu: rename (gnu packages socat) to (gnu packages networking).

* gnu/packages/socat.scm: Rename this ...
* gnu/packages/networking.scm: ... to this.
* gnu-system.am (GNU_SYSTEM_MODULES): Change socat.scm to networking.scm.

gnu: subversion: Update to 1.8.13.

* gnu/packages/version-control.scm (subversion): Update to 1.8.13.

gnu: gnupg: Update to 2.1.3.

* gnu/packages/gnupg.scm (gnupg): Update to 2.1.3.

gnu: Add dovecot.

* gnu/packages/mail.scm (dovecot): New variable.

gnu: acpica: Update to 20150410.

* gnu/packages/admin.scm (acpica): Update to 20150410.

gnu: wpa-supplicant: Update to 2.4.

* gnu/packages/admin.scm (wpa-supplicant): Update to 2.4.

gnu: parallel: Update to 20150422.

* gnu/packages/parallel.scm (parallel): Update to 20150422.

gnu: help2man: Update to 1.46.6.

* gnu/packages/man.scm (help2man): Update to 1.46.6.

gnu: dejagnu: Update to 1.5.3.

* gnu/packages/dejagnu.scm (dejagnu): Update to 1.5.3.

gnu: Add libwpd.

* gnu/packages/libreoffice.scm (libwpd): New variable.

gnu: Add librevenge.

* gnu/packages/libreoffice.scm (librevenge): New variable.

Co-authored-by: John Darrington <jmd@gnu.org>

gnu: cppunit: Explicitly link with libdl.

* gnu/packages/check.scm (cppunit)[arguments]: Add #:make-flags.

guix: build: Add transitive source building.

* guix/scripts/build.scm (%options, options->derivations): Add --sources
  option.
* doc/guix.texi (Invoking guix build): Document --sources option.
* tests/guix-build.sh: Add tests.

guix: packages: Add package-direct-sources and package-transitive-sources.

* guix/tests.scm (dummy-origin): New syntax.
* guix/packages.scm (package-direct-sources)
  (package-transitive-sources): New procedures.
* tests/packages.scm ("package-direct-sources, no source")
  ("package-direct-sources, #f source")
  ("package-direct-sources, not input source", "package-direct-sources")
  ("package-transitive-sources"): Test them.

install: Add bash-completion to the packages.

* gnu/system/install.scm (installation-os)[packages]: Add
  BASH-COMPLETION.

profiles: Store search paths in manifests.

Discussed in <http://bugs.gnu.org/20255>.

* guix/packages.scm (sexp->search-path-specification): New variable.
* guix/profiles.scm (<manifest-entry>)[search-paths]: New field.
  (package->manifest-entry): Initialize it.
  (manifest->gexp): Match it.  Wrap #$deps in (propagated-inputs ...).
  Emit (search-paths ...).  Increment version.
  (find-package): New procedure.
  (sexp->manifest)[infer-search-paths]: New procedure.
  Use it to initialize the 'search-paths' field for versions 0 and 1.
  Add case for version 2.
* guix/scripts/package.scm (search-path-environment-variables)[manifest-entry->package]:
  Remove.
  Use 'manifest-entry-search-paths' instead of 'manifest-entry->package'
  plus 'package-native-search-paths'.
* tests/profiles.scm ("profile-manifest, search-paths"): New test.

Merge branch 'core-updates'