[gnio] (30 commits) ...Update to the new GSocket API for with protocol as int

[Alexander Larsson <alexl src gnome org>]

Summary of changes:

  fe7937c... Add generic socket connection factory (*)
  30a51e1... Register GUnixConnection with connection factory (*)
  f2fba75... Register GTcpConnection with connection factory (*)
  bf1afd0... Use the generic socket connection constructor in GSocketLis (*)
  a1579ce... Use the common socket connection factory for GSocketClient (*)
  edb075c... Remove socket factory from GSocketClient (*)
  73e9962... Various GSocketClient cleanups and fixes (*)
  55f5fa6... Simplify GTcpClient (*)
  f71758b... Add g_socket_client_new() (*)
  8dad450... Add connect to host helper functions (*)
  da15109... Use g_socket_client_connect_to_host instead of g_tcp_client (*)
  334efef... Remove GTcpClient and GUnixClient (*)
  9747b38... Add g_socket_connecton_get_socket (*)
  eb87cc1... Pass source GSocket to GSocketSourceFunc (*)
  d4bc509... Fix locking deadlock on connection factory (*)
  0c236bb... Re-imagining GSocketListener (*)
  3e9586b... Make GSocketService inherit from GSocketListener (*)
  f4d0712... Correctly handle errors on commit in GSocketClient (*)
  b9553ad... Add back support for host:port style hostnames (*)
  c4c7a2e... Add source_object to the GSocketListener sources (*)
  bf8176f... Use a thread pool in GThreadedSocketService (*)
  5cf0e62... Add http server example (*)
  cb1680d... Add g_socket_listener_set_backlog (*)
  c2f2b95... Rename active to outstanding_accept (*)
  ab0da24... Add start/stop to GSocketService (*)
  e998aeb... Stop socket service when thread pool is full (*)
  9247ac0... Merge branch 'master' into connection-factory (*)
  dc6383c... Merge branch 'master' into connection-factory (*)
  55a68c1... Use the GNetworkAddress parsing function (*)
  09ac1a1... Update to the new GSocket API for with protocol as int (*)

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