[glib-networking] (7 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:

  818cee0... tls: split out non-gnutls-specific code from gnutls backend
  8adc04d... Add a generic HAVE_TLS flag to build the tests
  8063e12... base: add abstraction for push_io and pop_io
  150e9cd... Split tests to take into account the backend
  caa069e... base: move accept_peer_certificate to the base connection
  79d9cc9... Set the certificate even if there is a bad certificate erro

Commits added to the branch:

  8609fff... gnutls: Fix leaking GTask on TLS close after implicit hands (*)
  2892c15... tls: split out non-gnutls-specific code from gnutls backend
  95e2de8... Add a generic HAVE_TLS flag to build the tests
  ac12edc... base: add abstraction for push_io and pop_io
  9487f31... Split tests to take into account the backend
  e6b5faf... base: move accept_peer_certificate to the base connection
  29c3463... Set the certificate even if there is a bad certificate erro

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