[FYI] Merge branch 'maint' into master

[Stefano Lattarini]

commit bfd7cc5a7e2f4dbfa9b6c6188029b6fe345eba81
Merge: 7965844 8971d23
Author: Stefano Lattarini <address@hidden>
Date:   Wed Jan 9 12:04:52 2013 +0100

    Merge branch 'maint'

    * maint:
      tests: adjust stale references to old test names
      tests: rename the last aclocal test with dumb name
      tests: fix an old botched change to an aclocal test
      tests: fix some botched inter-test references in heading comments
      coverage: compile rules used "-c -o" also with losing compilers
      texi: remove extra verbosity in creation of dirstamp directory
      coverage: user can avoid distributing '.info' pages
      plans: add some on-going plans (already registered on the bug tracker)
      docs: mention dist-hook help for EXTRA_DIST
      texi: remove workaround for older Texinfo (4.1)
      NEWS: improve wordings in entry deprecating suffix-less info files
      plans: add the "PLANS" directory