patch 8.0.1122: vimtutor.bat doesn't work well with vim.bat
Problem: vimtutor.bat doesn't work well with vim.bat.
Solution: Use "call vim". (Ken Takata, closes #2105)
diff --git a/vimtutor.bat b/vimtutor.bat
index b147a8c..a670b0e 100644
--- a/vimtutor.bat
+++ b/vimtutor.bat
@@ -47,11 +47,11 @@
:use_vim
:: The script tutor.vim tells Vim which file to copy
-vim -u NONE -c "so $VIMRUNTIME/tutor/tutor.vim"
+call vim -u NONE -c "so $VIMRUNTIME/tutor/tutor.vim"
IF ERRORLEVEL 1 GOTO no_executable
:: Start vim without any .vimrc, set 'nocompatible'
-vim -u NONE -c "set nocp" %TUTORCOPY%
+call vim -u NONE -c "set nocp" %TUTORCOPY%
GOTO end