* src/cuirass/remote-server.scm (remote-server): Move the locale setup to the
publish thread.
* src/cuirass/remote-worker.scm (remote-worker): Ditto.
* src/cuirass/remote.scm (publish-server): Set the locale.
* src/cuirass/remote.scm (zmq-server-info, zmq-worker-request-info-message):
New procedures.
* src/cuirass/remote-server.scm (%log-port, %publish-port): New parameters.
(read-worker-exp): Handle 'worker-request-info message.
(remote-server): Set the new parameters.
* src/cuirass/remote-worker.scm (start-worker): Rename "server" argument. Send
a 'worker-request-info message to discover the server log port and publish
port.
(remote-worker): Adapt it.
* src/cuirass/database.scm (db-add-worker): Rename ...
(db-add-or-update-worker): ... into this new procedure.
(db-get-worker, db-remove-unresponsive-workers): New procedures.
* src/cuirass/remote-server.scm (%workers): Remove it.
(pop-build): Adapt it.
(remove-unresponsive-workers!): Remove it.
(read-worker-exp): Adapt it.
(zmq-start-proxy): Ditto.
* tests/database.scm ("db-add-worker"): Rename ...
("db-add-or-update-worker"): ... into this new test.
("db-get-worker", "db-remove-unresponsive-workers"): New tests.
* src/cuirass/remote.scm: New file.
* src/cuirass/remote-server.scm: New file.
* src/cuirass/remote-worker.scm: New file.
* bin/remote-server.in: New file.
* bin/remote-worker.in: New file.
* Makefile.am (bin_SCRIPTS): Add new binaries,
(dist_pkgmodule_DATA): add new files,
(EXTRA_DIST): add new binaries,
(bin/remote-server, bin/remote-worker): new targets.
* .gitignore: Add new binaries.
* bin/cuirass.in (%options): Add "--build-remote" option,
(show-help): document it,
(main): honor it.
* src/cuirass/base.scm (with-build-offload-thread): New macro,
(%build-remote?, %build-offload-channel): new parameters,
(make-build-offload-thread): new procedure,
(build-derivations/offload): new procedure,
(restart-builds): use it to offload builds when %build-remote? is set,
(build-packages): ditto.
Mathieu Othacehe