Changing Closure API. No need for so many pointers...
diff --git a/ccnx/ccnx-wrapper.h b/ccnx/ccnx-wrapper.h
index baa22b1..2e66a2d 100644
--- a/ccnx/ccnx-wrapper.h
+++ b/ccnx/ccnx-wrapper.h
@@ -38,7 +38,7 @@
   clearInterestFilter (const Name &prefix);
 
   virtual int
-  sendInterest (const Name &interest, const Closure *closure, const Selectors &selector = Selectors());
+  sendInterest (const Name &interest, const Closure &closure, const Selectors &selector = Selectors());
 
   virtual int
   publishData (const Name &name, const unsigned char *buf, size_t len, int freshness);