Fix for bug 277039 - JPA 2.0 Cache Usage Settings (Part 1 of 2)

Reviewed by: Gordon Yorke

Tests: Created new cacheable model (annotations and xml) and test suite CacheableModelJUnitTest. New persistence units to test all for caching settings provided in jps.test/resource/eclipselink-annotation-model/persistence.xml.
diff --git a/src/javax/persistence/CachingType.java b/src/javax/persistence/CachingType.java
index 98de68f..292676e 100644
--- a/src/javax/persistence/CachingType.java
+++ b/src/javax/persistence/CachingType.java
@@ -36,5 +36,5 @@
  * @since Java Persistence 2.0

  */

 public enum CachingType {

-    ALL, NONE, ENABLE_SELECTIVE, DISABLE_SELECTIVE, UNSPECIFIED

+    ALL, NONE, ENABLE_SELECTIVE, DISABLE_SELECTIVE

 }