Wayland updates from Collabora#79

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djdeath wants to merge 3 commits intoclutter-project:masterfrom

Commits on Apr 2, 2013

Port to new Clutter/Wayland API

fooishbar
authored and
djdeath
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Default theme: Add window close icon from GTK+

fooishbar
authored and
djdeath
committed
Remove padding specifiers for close button

fooishbar
authored and
djdeath
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