Replaces Copyright statements for LLC with Foundation, removes date.

	Replaced GA code for cross-domain tracking.

Patchset addresses reviewer's comments
and follows new guidance from Foundation:
http://wiki.openstack.org/Documentation/Copyright

Adds current year to each Sphinx-built page.

Addresses only the docs copyright attribution, not code files.

Change-Id: Ib90fd1c92c8fafce2db821bc2b17cef1377cfc1e
Merge "Replaces Copyright statements for LLC with Foundation, removes date."