Update runtime files
diff --git a/runtime/autoload/dist/ft.vim b/runtime/autoload/dist/ft.vim
index 160cdcf..973d3b0 100644
--- a/runtime/autoload/dist/ft.vim
+++ b/runtime/autoload/dist/ft.vim
@@ -126,7 +126,7 @@
" This function checks if one of the first ten lines start with a '@'. In
" that case it is probably a change file.
" If the first line starts with # or ! it's probably a ch file.
-" If a line has "main", "include", "//" ir "/*" it's probably ch.
+" If a line has "main", "include", "//" or "/*" it's probably ch.
" Otherwise CHILL is assumed.
func dist#ft#FTchange()
let lnum = 1