Merge branch 'master' into test-protocols

Merge branch 'master' into test-protocols

* master:
  * tests/amhello-binpkg.test: Add missing $EXEEXT usage.
  fix: list test 'vala-vpath.test' in XFAIL_TESTS
  tests: simplify wrapper for aclocal
  fix: minor typo in ChangeLog
  automake: fix regression due to de-ansification support removal
  coverage: vala support failing for VPATH from-scratch builds
  docs: report few more automake parsing limitations
  automake: cleanups after de-ansification support removal (2)
  automake: cleanups after de-ansification support removal (1)
  ansi: remove obsolete code/files for de-ANSI-fication support
  ansi: reject attempts to use automatic de-ANSI-fication support
  tests: remove tests about obsolete de-ANSI-fication support
  docs: remove description of de-ANSI-fication support from manual