Allow the event channel interface to be shared; expose Activations.wake
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Documentation for Xenctrl
Improved Xenctrl and Xenguest doc
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Merge pull request #8 from vbmithr/master

Doc for Xenctrl
Add the Error exception and reorder the definitions of types

Unfortunately some of the field definitions mask each other,
so they need to be in the right order

Signed-off-by: Jon Ludlam <jonathan.ludlam@eu.citrix.com>