Fixes broken anchors in yellow banner on English version. Adds the banner
to non-English version pages. Adjusted wording for a Known Issue on the
"Support and Release Notes" page.
Change-Id: Ia1db8db34cec854bcc4ad7daa1ad44fa23fc878e
Top landing page now has a link direct to Preview 2.
The "Program Overview" now explicitly mentions that Preview 2 is available,
and is updated so that it no longer refers to Previews 1 and 2 in the future
tense. "Support" page is renamed to "Support and Release Notes."
TOC revised to reflect new page name. Direct links to Preview 2 are added
to the respective languages' Preview landing pages.
Change-Id: Ic463b123b25224b7064b4771faa79bdfe63e9ff5
Removal of the (now-outdated) non-English versions; corresponding adjustments
to the related TOC file; edits to the English version.
Change-Id: Iec797963f355faf1034911d74d1d9580aaf0bc76
