clean-ups: minor compiler warnings and FindBug issues resolved
diff --git a/sourceediting/plugins/org.eclipse.wst.xml.vex.core/META-INF/MANIFEST.MF b/sourceediting/plugins/org.eclipse.wst.xml.vex.core/META-INF/MANIFEST.MF
index 6e046dd..42f555f 100644
--- a/sourceediting/plugins/org.eclipse.wst.xml.vex.core/META-INF/MANIFEST.MF
+++ b/sourceediting/plugins/org.eclipse.wst.xml.vex.core/META-INF/MANIFEST.MF
@@ -22,7 +22,7 @@
  org.eclipse.wst.xml.vex.core.internal.layout;x-friends:="org.eclipse.wst.xml.vex.core.tests",
  org.eclipse.wst.xml.vex.core.internal.provisional.dom;x-friends:="org.eclipse.wst.xml.vex.core.tests",
  org.eclipse.wst.xml.vex.core.internal.provisional.dom.I;x-friends:="org.eclipse.wst.xml.vex.core.tests",
- org.eclipse.wst.xml.vex.core.internal.provisional.dom.impl;x-internal:=true,
+ org.eclipse.wst.xml.vex.core.internal.provisional.dom.impl;x-friends:="org.eclipse.wst.xml.vex.core.tests",
  org.eclipse.wst.xml.vex.core.internal.provisional.dom.util;x-internal:=true,
  org.eclipse.wst.xml.vex.core.internal.undo;x-internal:=true,
  org.eclipse.wst.xml.vex.core.internal.util;x-internal:=true,