Merge branch 'maint' into msvc

* maint:
  tests: make 'lzip.test' executable
  dist: obsolete support for lzma (superseded by xz and lzip)
  test defs: more granular overriding of the make program
  docs: fix a couple broken anchors
  dist: add support for lzip compression
  docs: fix paragraph names for automake and aclocal invocations
  tests: fix spurious failure due to autom4te caching
  fix: last entry in ChangeLog
  tests: tweak tests on silent-rules for makes without nested vars
  silent-rules: fallback for makes without nested vars

diff --cc ChangeLog.11
Simple merge

diff --cc NEWS
Simple merge

diff --cc automake.in
Simple merge

diff --cc doc/automake.texi
Simple merge

diff --cc tests/Makefile.am
Simple merge

diff --cc tests/defs.in
Simple merge