made the pack completely portable and wrote relevent bat files to go with it

gitportable/usr/share/vim/vim91/tools/ref

@@ -0,0 +1,11 @@
+#!/bin/sh
+#
+# ref - Check spelling of the arguments
+#
+# Usage: ref word ..
+#
+# can be used for the K command of Vim
+#
+spell <<EOF
+$*
+EOF