[glib-networking] (7 commits) Non-fast-forward update to branch c99

[Ignacio Casal Quinteiro <icq src gnome org>]

The branch 'c99' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  2c75942... meson: use c std c99

Commits added to the branch:

  642b380... Add very limited usage of Werror (*)
  0f5938d... gnutls: Disable TLS 1.0 and TLS 1.1 (*)
  a5edbfc... Don't notify accepted-cas property on handshake thread (*)
  6f58000... Add handshake_thread prefix to several functions where it's (*)
  1224bf0... Rename handshake_thread_completed() (*)
  3a3c237... Update Dutch translation (*)
  e4e1a00... meson: use c std c99

(*) This commit already existed in another branch; no separate mail sent