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

[Stefano Lattarini]

commit b64c1f41633729250d2b7184359b673f17ce29b2
Merge: 280765a 92bd5d2
Author: Stefano Lattarini <address@hidden>
Date:   Thu Nov 15 16:40:46 2012 +0100

    Merge branch 'master' into ng/master

    * master:
      fixup: Automake installation works again
      tests: AC_CONFIG_MACRO_DIRS: ignore inevitable failures with old autoconf
      recursion: remove _AM_EXTRA_RECURSIVE_TARGETS indirection
      aclocal: AC_CONFIG_MACRO_DIRS: work around autom4te option parsing bugs
      aclocal: tracing AC_CONFIG_MACRO_DIRS can work with older autoconf as well
      news: we trace AC_CONFIG_MACRO_DIRS
      news: improve wording
      aclocal: trace AC_CONFIG_MACRO_DIR_TRACE
      aclocal: avoid spurious warnings from autom4te with AC_CONFIG_MACRO_DIRS
      coverage: expose a bug in aclocal (spurious warnings)
      aclocal: smash newlines in arguments of traced macros
      tests: better coverage for AC_CONFIG_MACRO_DIRS
      aclocal: diagnose non-existing directories in AC_CONFIG_MACRO_DIRS better
      aclocal: multiple local m4 macro dirs with AC_CONFIG_MACRO_DIRS