run timeoutcallback of ccnx wrapper in executor
provide selectors for interest callback
diff --git a/ccnx/ccnx-selectors.h b/ccnx/ccnx-selectors.h
index 56e29b5..a1125b9 100644
--- a/ccnx/ccnx-selectors.h
+++ b/ccnx/ccnx-selectors.h
@@ -33,6 +33,7 @@
 {
 public:
   Selectors();
+  Selectors(const ccn_parsed_interest *);
   Selectors(const Selectors &other);
   ~Selectors(){};