fix to readline redisplay of invisible chars at end of line; fix to here-document delimiter quote removal; prompt expansion makes invisible chars in w, W, s visible

shell.c

@@ -1128,6 +1128,7 @@ run_startup_files ()
 #endif
   int sourced_login, run_by_ssh;
 
+#if 1	/* TAG:bash-5.3 andrew.gregory.8@gmail.com 2/21/2022 */
   /* get the rshd/sshd case out of the way first. */
   if (interactive_shell == 0 && no_rc == 0 && login_shell == 0 &&
       act_like_sh == 0 && command_execution_string)
@@ -1137,11 +1138,16 @@ run_startup_files ()
 		   (find_variable ("SSH2_CLIENT") != (SHELL_VAR *)0);
 #else
       run_by_ssh = 0;
+#endif
 #endif
 
       /* If we were run by sshd or we think we were run by rshd, execute
 	 ~/.bashrc if we are a top-level shell. */
+#if 1	/* TAG:bash-5.3 */
       if ((run_by_ssh || isnetconn (fileno (stdin))) && shell_level < 2)
+#else
+      if (isnetconn (fileno (stdin) && shell_level < 2)
+#endif
 	{
 #ifdef SYS_BASHRC
 #  if defined (__OPENNT)