[vala] (10 commits) Created branch staging

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'staging' was created.

Summary of new commits:

  24a4e8c... posix: Add fnmatch(3) and assorted constants.
  1464eb4... posix: Add wordexp(3), wordexp_t, and assorted constants
  d3b8aa3... posix: Fix crypt(3), now that we have feature test macros.
  726fd71... posix: getpass(3) returns null on error.
  d59bcd0... posix: Add setegid(2) and seteuid(2)
  b036f2c... linux: add getgroups(2), setgroups(2), getresgid(2), getres
  efd3972... posix: Add ptsname(3)
  6d15b8b... linux: Add more SO_ socket options
  ea84bbc... linux: rfkill: Add new values for RfKillType
  46f76e6... linux: Add missing constants for input subsystem