JBIDE-16964 - overview of webservices/jax-rs feature
small wording fix
JBIDE-16978 - Update main template from latest version of community theme

Inserted the "A JBoss Project" message in the banner
Updated the bootstrap-cpommunity.css file, built from the latest .less files in the bootstrap-community repository
JBIDE-16982 - Remove old blog entries, support for draft articles

Removed old blog entries
Added a banner on articles whose date is post today
Added a link to old blog at bottom of all /blog pages
Added a message on /blog to handle the case where there's no published article yet