[glib] (16 commits) Created branch wip/ghandle

[Ryan Lortie <desrt src gnome org>]

The branch 'wip/ghandle' was created.

Summary of new commits:

  69c3ce7... GCancellable: add new poll wrapper APIs
  0dce448... gio: use new g_cancellable_poll_simple() API
  1949957... gpoll: introduce new ghandle type
  643180e... main handle stuff
  0f68f13... crack
  ed77708... Revert "crack"
  9e9f256... gwakeup: add support for ghandle
  e662774... GThread: add "critical section" support
  582e41a... GCancellable: add critical section support
  b35633f... magic gcan functions
  1ff14b5... factor cancel
  86c991b... gthread: tighten critical section api
  b9ba498... Add "coarse" monotonic time
  5720452... glib: Add handle watching utils
  d6bb450... gmain linux fixes
  ef7759e... gio fixups