Merge branch 'next'

Merge branch 'next'

* next: (26 commits)
  build-sys: add script to compare config.h from meson and autotools
  meson: add missing header files check
  docs: update TODO
  tests: update lscpu outputs
  lscpu: read MHZ from /sys/.../cpufreq/scaling_cur_freq
  lscpu: use locale-independent strtod() when read from kernel
  lib/c_strtod; add locale independent strtod()
  tests: update lscpu output
  lscpu: use MHZ as number to be locale sensitive
  lscpu: add SCALMHZ% and "CPU scaling MHz:"
  sulogin: fix whitespace error
  sulogin: ignore none-existing console devices
  lsns: fix old error message
  lsns: fix copy & past in man page
  lsns: fill UID and USER columns for interpolated namespaces
  fixup! lsns: interpolate missing namespaces for converting forests to a tree
  lsns: interpolate missing namespaces for converting forests to a tree
  lsns: reorganize members specifying other namespaces in lsns_namespace
  lsns: make namespace having no process printable
  libblkid: support zone reset for wipefs
  ...