patch 8.0.0920: cursor wrong after switching altscreen in terminal

Problem:    The cursor shape is wrong after switch back from an alternate
            screen in a terminal window. (arius Gedminas)
Solution:   Change bitfield to unsigned.  Set flag that cursor shape was set.
diff --git a/src/libvterm/src/vterm_internal.h b/src/libvterm/src/vterm_internal.h
index d835880..759382c 100644
--- a/src/libvterm/src/vterm_internal.h
+++ b/src/libvterm/src/vterm_internal.h
@@ -144,8 +144,8 @@
     struct VTermPen pen;
 
     struct {
-      int cursor_visible:1;
-      int cursor_blink:1;
+      unsigned int cursor_visible:1;
+      unsigned int cursor_blink:1;
       unsigned int cursor_shape:2;
     } mode;
   } saved;
diff --git a/src/terminal.c b/src/terminal.c
index fe1d5da..020271a 100644
--- a/src/terminal.c
+++ b/src/terminal.c
@@ -1170,6 +1170,7 @@
 {
     if (in_terminal_loop == term)
     {
+	did_change_cursor = TRUE;
 	if (term->tl_cursor_color != NULL)
 	    term_cursor_color(term->tl_cursor_color);
 	else
diff --git a/src/version.c b/src/version.c
index fa404b6..3758ab9 100644
--- a/src/version.c
+++ b/src/version.c
@@ -770,6 +770,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    920,
+/**/
     919,
 /**/
     918,