Updating testing section.

I have updated the blog / Testing section according I have wrote in email.
Changed a relative path to an absolute path to fix images with the planet.jboss.org feed reader
Created a common folder for images
Final edits to the release blog
Added links to Lukas' and Paul's blogs
Final changes to the 4.3.0.M1 release annoucement
JavaOne 2012 session announcement
Draft 4.2.3.CR1 release blog
Renamed the 4.2.3.CR1 release blog file name
JavaOne follow-up blog draft
JavaOne 2012 blog
Drafted a RichFaces Bootstrap Quickstart blog
RichFaces 4.2.3.Final release blog draft
Updated .awestruct_ignore
Clean-up of some tags, introduced "Final" tag for Final releases
Correction to the 4.2.3.Final release blog
Final edits to the RF 4.2.3.Final release blog
fixed a bad tag
RF 4.3.0.M2 release blog draft
RF 4.3.0.M2 release blog draft revisions