grep annotated tag, v2.9, created. v2.9

[Jim Meyering]

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The annotated tag, v2.9 has been created
        at  16c9dad85460d2906789387bbea75dab8143e919 (tag)
   tagging  e469d020eb5f6d7ac744c1a2462b00fa2191a735 (commit)
  replaces  v2.8
 tagged by  Jim Meyering
        on  Tue Jun 21 20:05:23 2011 +0200

- Log -----------------------------------------------------------------
grep 2.9
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Jim Meyering (27):
      post-release administrivia
      tests: clean up pcre
      tests: factor out a new require_pcre_ function
      tests: fix oddities in pcre-z
      tests: show how to make grep -P abort
      grep -P: don't abort upon exceeding PCRE's backtracking limit
      tests: fix skip-inducing typo in fmbtest
      tests: fmbtest: factor
      tests: use skip_test_, not skip_
      fix the [...] bug also for relatively unusual uni-byte encodings
      tests: exercise a uni-byte [...] bug: requires ru_RU.KOI8-R
      tests: don't ignore sjis-mb test failure
      dfa: don't overrun a malloc'd buffer for certain regexps
      dfa: correct two uses of btowc
      build: update gnulib submodule to latest
      maint: tighten up superfluous code
      build: avoid configure/gnulib-related errors
      build: update gnulib submodule to latest
      tests: update init.sh; simplify TESTS_ENVIRONMENT
      dfa: more heap-allocation-related overflow protection
      dfa: remove some useless casts
      tests: include-exclude: avoid false positive failure on FreeBSD
      maint: update po/POTFILES.in
      maint: update bootstrap from gnulib
      tests: ensure that each test script is executable
      build: avoid a warning when building with --disable-perl-regexp...
      version 2.9

Paolo Bonzini (5):
      gnulib: adjust included modules
      tests: exercise latent bug in character ranges
      dfa: correct handling of single-byte character ranges
      dfa: refactor to prepare for upcoming optimizations
      dfa: optimize wide characters in a bracket expression

Paul Eggert (1):
      dfa: avoid possibility of overflow

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