Update whatsnew/as/as-news-4.0.0.CR1.html

Alligned back/forth links to the right side of the page.
Merge pull request #20 from yradtsevich/patch-1

Update whatsnew/as/as-news-4.0.0.CR1.html
regarding http://docs.jboss.org/tools/whatsnew/as/as-news-4.0.0.CR1.html