Restore terminal title when not running non-interactively

IPython/terminal/ipapp.py

@@ -318,6 +318,7 b' class TerminalIPythonApp(BaseIPythonApplication, InteractiveShellApp):'
             self.shell.mainloop()
         else:
             self.log.debug("IPython not interactive...")
+            self.shell.restore_term_title()
             if not self.shell.last_execution_succeeded:
                 sys.exit(1)