patch 8.0.0809: MS-Windows: tests hang

Problem:    MS-Windows: tests hang.
Solution:   Delete the XfakeHOME directory.

src/testdir/Make_dos.mak

@@ -54,6 +54,7 @@ $(TEST_OUTFILES): $(DOSTMP)\$(*B).in
 	-@if exist test.ok del test.ok
 	-@if exist Xdir1 rd /s /q Xdir1
 	-@if exist Xfind rd /s /q Xfind
+	-@if exist XfakeHOME rd /s /q XfakeHOME
 	-@del X*
 	-@if exist viminfo del viminfo
 	$(VIMPROG) -u dos.vim $(NO_INITS) "+set ff=unix|f test.out|wq" \
@@ -89,6 +90,7 @@ clean:
 	-if exist lua.vim del lua.vim
 	-if exist Xdir1 rd /s /q Xdir1
 	-if exist Xfind rd /s /q Xfind
+	-if exist XfakeHOME rd /s /q XfakeHOME
 	-del X*
 	-for /d %i in (X*) do @rmdir /s/q %i
 	-if exist viminfo del viminfo

src/testdir/Make_ming.mak

@@ -84,6 +84,7 @@ clean:
 	-@if exist lua.vim $(DEL) lua.vim
 	-@if exist Xdir1 $(DELDIR) Xdir1
 	-@if exist Xfind $(DELDIR) Xfind
+	-@if exist XfakeHOME $(DELDIR) XfakeHOME
 	-@if exist X* $(DEL) X*
 	-@if exist viminfo $(DEL) viminfo
 	-@if exist test.log $(DEL) test.log
@@ -98,6 +99,7 @@ clean:
 	@$(MV) test.out $*.out
 	-@if exist Xdir1 $(DELDIR) Xdir1
 	-@if exist Xfind $(DELDIR) Xfind
+	-@if exist XfakeHOME $(DELDIR) XfakeHOME
 	-@if exist X* $(DEL) X*
 	-@if exist test.ok $(DEL) test.ok
 	-@if exist viminfo $(DEL) viminfo

src/version.c

@@ -769,6 +769,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    809,
 /**/
     808,
 /**/