i18n: proposed command missing leading dash

Add missing leading dash to proposed commands in french output when
using the command:
    git branch --set-upstream remotename/branchname
and when upstream is gone

Signed-off-by: Sandy Carter <sandy.carter@savoirfairelinux.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Merge branch 'ks/combine-diff'

Teach combine-diff to honour the path-output-order imposed by
diffcore-order, and optimize how matching paths are found in
the N-way diffs made with parents.

* ks/combine-diff:
  tests: add checking that combine-diff emits only correct paths
  combine-diff: simplify intersect_paths() further
  combine-diff: combine_diff_path.len is not needed anymore
  combine-diff: optimize combine_diff_path sets intersection
  diff test: add tests for combine-diff with orderfile
  diffcore-order: export generic ordering interface
Merge branch 'nd/daemonize-gc'

Allow running "gc --auto" in the background.

* nd/daemonize-gc:
  gc: config option for running --auto in background
  daemon: move daemonize() to libgit.a
Merge branch 'jk/run-network-tests-by-default'

Teach "make test" to run networking tests when possible by default.

* jk/run-network-tests-by-default:
  tests: turn on network daemon tests by default
Merge branch 'maint'

* maint:
  i18n: proposed command missing leading dash
Merge branch 'master' into next

* master:
  i18n: proposed command missing leading dash