add newline to print for KeyboardInterrupt detection to prepare for progress output

lib/control.py

@@ -163,7 +163,7 @@ class Controller:
         try:
             self._watch_threads(threads)
         except KeyboardInterrupt:
-            print("[control] received keyboard interrupt; terminating all actions...")
+            print("\n[control] received keyboard interrupt; terminating all actions...")
             try:
                 self._terminate_threads(threads)
             except KeyboardInterrupt: