[gtk+] (10 commits) Created branch wip/matthiasc/tab-strip

[Matthias Clasen <matthiasc src gnome org>]

The branch 'wip/matthiasc/tab-strip' was created.

Summary of new commits:

  21804b0... Move gtk_object_handled_accumulator
  e6e418f... Add a tab strip widget
  941f1ad... Add a simple tab class
  2b0c34c... Add a closable tab class
  f01d8b1... tab strip: Support closable tabs
  cb65a17... Add a quick test for tab strips
  76da4b4... tab strip: Add scrolling
  6558ab4... tab strip: Allow custom tabs
  e13f564... Demonstrate custom tabs
  1525f4b... tab strip: Support different edges