Merge branch 'next' (early part) into mh-vala-support

Merge branch 'next' (early part) into mh-vala-support

* 'next' (early part): (135 commits)
  parallel-tests: LOG_COMPILER for tests without known extension.
  More node renaming in the manual.
  Fix instdir-java.test failure.
  Fix testsuite failures due to nonexistent `dirlist' entries.
  Fix typo in manual.
  Avoid test failure due to paranoid TAR_OPTIONS envvar setting.
  Use more common spelling in diagnostic: s/canonic/canonical/.
  Post-release version bump.
  Version 1.10b.
  Minor NEWS update.
  Reorganize nodes in the manual.
  Update AM_RECURSIVE_TARGETS for parallel-tests.
  parallel-tests: New target recheck-html.
  Rewrite maintainer-check in separate tests, parallelizable.
  Fix maintainer-check failure.
  Fix latex warning in manual.
  Sync auxiliary files from upstream.
  parallel-tests: redo lazy checking: recheck and RECHECK_LOGS.
  parallel-tests: do not mark check-TESTS as `.MAKE'.
  parallel-tests: warn about $(srcdir), $(top_srcdir) in TESTS.
  ...