Merge branch 'fc/random-cleanup'

Random cleanup.

* fc/random-cleanup:
  gitignore: remove entry for git serve
  gitignore: drop duplicate entry for git-sh-i18n
  tests: lib-functions: trivial style cleanups
  test: completion: fix typos
  .gitignore: remove dangling file
  refspec: trivial cleanup

diff --cc .gitignore
Simple merge

diff --cc t/test-lib-functions.sh
Simple merge