interest: define ForwardingHint

ForwardingHint replaces Link and SelectedDelegation.

refs #4054

Change-Id: I958bf93a625f764b58736a44781eb2038670d8c9
diff --git a/changelog.rst b/changelog.rst
index 871d7d1..f72e0ae 100644
--- a/changelog.rst
+++ b/changelog.rst
@@ -8,8 +8,8 @@
 
 - **Interest**
 
-  + Add specification of Link and SelectedDelegation fields
   + Add default of leftmost child if ChildSelector field not present
+  + Add specification of ForwardingHint field
 
 - **Data**