[Automake-NG] [FYI] Merge branch 'master' into ng/master

[Stefano Lattarini]

commit c38a39baa41230085dbe5b135055e4bef13267b9
Merge: 9023064 094b83a
Author: Stefano Lattarini <address@hidden>
Date:   Mon Jul 16 11:27:35 2012 +0200

    Merge branch 'master' into ng/master

    * master: (23 commits)
      fixup: delete "# serial" line in m4/amversion.in
      news: update about recent ylwrap changes and fixes
      m4: get rid of "# serial" lines
      configure: ${#param} must be supported by the shell for the testsuite
      yacc tests: fix a spurious failure with parallel make
      ylwrap: use proper quoting inside a `...` substitution
      ylwrap: don't uselessly reset the exit status in case of failure
      ylwrap: fix C++ support for Bison
      ylwrap: refactor: move loop invariant
      ylwrap: refactoring: don't rely on the file order
      tests: upgrade and fix Bison test case
      tests: fix bison input file
      ylwrap: comment changes
      ylwrap: modernize idioms
      ylwrap: rename header inclusion in generated parsers
      ylwrap: simplify the list of renamings
      ylwrap: refactor: less duplication
      news: mention fixed testsuite weaknesses
      news: bump, for future 1.12.3
      tests: verify the shell test scripts are syntactically valid
      tests: don't use C instead of C++ compiler on case-insensitive platforms
      tests: avoid spurious TAP errors on Mac OS X 10.7
      tests: fix spurious failure in aclocal7.sh on fast machines

    Signed-off-by: Stefano Lattarini <address@hidden>