refactor: cleanup and sync

* Fix Jenkins scripts and sync with ndn-cxx
* Sync waf-tools
* Remove ChronoSync submodule
* Remove commented/dead code and includes
* Use ScopedEventId and ScopedRegisteredPrefixHandle
* Set setCanBePrefix to true explicitly everywhere
* Fix macOS build, add GHA CI
* Use NDN_THROW for throwing errors
* Other smaller fixes

Change-Id: I615e0e239511b97101852e1d7c620a2071a18ff8
diff --git a/src/chat-dialog.cpp b/src/chat-dialog.cpp
index 0158496..2d93156 100644
--- a/src/chat-dialog.cpp
+++ b/src/chat-dialog.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
 /*
- * Copyright (c) 2013, Regents of the University of California
+ * Copyright (c) 2020, Regents of the University of California
  *                     Yingdi Yu
  *
  * BSD license, See the LICENSE file for more information
@@ -150,7 +150,7 @@
 void
 ChatDialog::changeEvent(QEvent *e)
 {
-  switch(e->type()) {
+  switch (e->type()) {
   case QEvent::ActivationChange:
     if (isActiveWindow()) {
       emit resetIcon();
@@ -450,5 +450,4 @@
 
 #if WAF
 #include "chat-dialog.moc"
-// #include "chat-dialog.cpp.moc"
 #endif