[glib-networking] (6 commits) Non-fast-forward update to branch wip/tlssplit

[Ignacio Casal Quinteiro <icq src gnome org>]

The branch 'wip/tlssplit' 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:

  5b66bf5... tls: split out non-gnutls-specific code from gnutls backend
  aeab908... Add a generic HAVE_TLS flag to build the tests
  6d74fd3... base: add abstraction for push_io and pop_io
  c113fe2... Split tests to take into account the backend
  cdb8892... base: move accept_peer_certificate to the base connection

Commits added to the branch:

  fab6296... Add license exception for openssl (*)
  282c605... tls: split out non-gnutls-specific code from gnutls backend
  b08455b... Add a generic HAVE_TLS flag to build the tests
  0eebe0e... base: add abstraction for push_io and pop_io
  7e9b595... Split tests to take into account the backend
  db965f2... base: move accept_peer_certificate to the base connection

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