Update semver_status from recent round of movement.

doc/semver_status.md

@@ -70,6 +70,8 @@ tor-circmgr:
 
   api-break: isolation completely revised
 
+  api-break: config must now implement AsRef<FallbackList>
+
 tor-netdoc:
 
   new-api (experimental only): Can modify the set of relays in an unverified
@@ -85,6 +87,8 @@ tor-guardmgr:
 
    new-api: moved FallbackDir from netdir.
 
+   api-break: FallbackDir required in constructor.
+
 tor-proto:
   new-api: ClientCirc path accessors.