patch 8.2.0745: crash on exit when not all popups are closed

Problem:    Crash on exit when not all popups are closed.
Solution:   Close popups when freeing all memory.  Disable checking for popup
            when editing a file for now.
diff --git a/src/version.c b/src/version.c
index bd5337b..aa88847 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    745,
+/**/
     744,
 /**/
     743,