JBQA-11158: Updated How To: First OSO App with QE feedback
Fix link to download JBT download on CAT page

Xavier pointed out that now that JBT 4.2 is released,
we shouldn't point to staging update site. Technically it's all
the same - the staging site points to the Final bits. But it does
not look good.
JBIDE-18545 - tools.jboss.org home layout looks different in Safari 7.1

Adding -webkit and -ms prefixes
added better fabric8 logo to features page