JBIDE-13252 NullPointerException in AnnotationDeclaration.validateNamedValue

Test is added.
JBIDE-13252 NullPointerException in AnnotationDeclaration.validateNamedValue

Fix - check of value for null is added.
JBIDE-13410 bump parent pom version to 4.0.1.Final
JBIDE-13408: Use released version of Maven plugins