patch 8.1.0224: hang in bracketed paste mode when t_PE not encountered

Problem:    Hang in bracketed paste mode when t_PE not encountered.
Solution:   Break out of the loop when got_int is set. (suggested by Christian
            Brabandt, closes #3146)

src/edit.c

@@ -9685,22 +9685,31 @@ bracketed_paste(paste_mode_T mode, int drop, garray_T *gap)
    int		ret_char = -1;
    int		save_allow_keys = allow_keys;
    int		save_paste = p_paste;
    int		save_ai = curbuf->b_p_ai;

    /* If the end code is too long we can't detect it, read everything. */
    if (STRLEN(end) >= NUMBUFLEN)
	end = NULL;
    ++no_mapping;
    allow_keys = 0;
    p_paste = TRUE;
    curbuf->b_p_ai = FALSE;
    if (!p_paste)
	// Also have the side effects of setting 'paste' to make it work much
	// faster.
	set_option_value((char_u *)"paste", TRUE, NULL, 0);

    for (;;)
    {
	/* When the end is not defined read everything. */
	// When the end is not defined read everything there is.
	if (end == NULL && vpeekc() == NUL)
	    break;
	c = plain_vgetc();
	do
	{
	    c = vgetc();
	} while (c == K_IGNORE || c == K_VER_SCROLLBAR || c == K_HOR_SCROLLBAR);
	if (c == NUL || got_int)
	    // When CTRL-C was encountered the typeahead will be flushed and we
	    // won't get the end sequence.
	    break;

#ifdef FEAT_MBYTE
	if (has_mbyte)
	    idx += (*mb_char2bytes)(c, buf + idx);
@@ -9763,8 +9772,8 @@ bracketed_paste(paste_mode_T mode, int drop, garray_T *gap)

    --no_mapping;
    allow_keys = save_allow_keys;
    p_paste = save_paste;
    curbuf->b_p_ai = save_ai;
    if (!save_paste)
	set_option_value((char_u *)"paste", FALSE, NULL, 0);

    return ret_char;
}

src/version.c

@@ -798,6 +798,8 @@ static char *(features[]) =

static int included_patches[] =
{   /* Add new patch number below this line */
/**/
    224,
/**/
    223,
/**/