Improve automated upgrades of old version of Roo to newer versions of Roo by upgrading the Roo annotation JAR. This issue is motivated due to the ROO-261.
As a user I'd like to be able to upgrade a Roo project
AutomaticProjectUpgradeService gives NPE if another bundle is missing
JspDocumentHelper NullPointerException (NPE) when using a Roo 1.0.0.RC1-created project with new 1.0.0.RC2 release
Rebuild Roo and its add-ons using OSGi infrastructure