Update jdt.core from origin BETA_JAVA8 with 
167a40c3a1b0d7aeb6058206acf2741ae6a47a5f upto
cd22e7cc518ff2d997c93cef84c2cb3849fd35bd (last before branching into
BETA_JAVA8_LUNA)
diff --git a/org.eclipse.jdt.core.tests.model/META-INF/MANIFEST.MF b/org.eclipse.jdt.core.tests.model/META-INF/MANIFEST.MF
index 269e7c6..c3a4806 100644
--- a/org.eclipse.jdt.core.tests.model/META-INF/MANIFEST.MF
+++ b/org.eclipse.jdt.core.tests.model/META-INF/MANIFEST.MF
@@ -26,3 +26,5 @@
  org.eclipse.jdt.annotation;bundle-version="[1.0.0,3.0.0)"
 Bundle-RequiredExecutionEnvironment: J2SE-1.4
 Eclipse-BundleShape: dir
+Bundle-Activator: org.eclipse.jdt.core.tests.Activator
+Bundle-ActivationPolicy: lazy