Update runtime files.
diff --git a/runtime/ftplugin/scheme.vim b/runtime/ftplugin/scheme.vim
index b7f8e8b..62fd327 100644
--- a/runtime/ftplugin/scheme.vim
+++ b/runtime/ftplugin/scheme.vim
@@ -1,6 +1,6 @@
" Vim filetype plugin file
" Language: Scheme (R7RS)
-" Last Change: 2018-01-20
+" Last Change: 2018-03-05
" Author: Evan Hanson <evhan@foldling.org>
" Maintainer: Evan Hanson <evhan@foldling.org>
" Previous Maintainer: Sergey Khorev <sergey.khorev@gmail.com>
@@ -14,25 +14,20 @@
set cpo&vim
setl lisp
-setl comments=:;;;;,:;;;,:;;,:;,sr:#\|,ex:\|#
+setl comments=:;;;;,:;;;,:;;,:;,sr:#\|,mb:\|,ex:\|#
setl commentstring=;%s
setl define=^\\s*(def\\k*
setl iskeyword=33,35-39,42-43,45-58,60-90,94,95,97-122,126
let b:undo_ftplugin = 'setl lisp< comments< commentstring< define< iskeyword<'
-setl lispwords=begin
-setl lispwords+=case
-setl lispwords+=case-lambda
-setl lispwords+=cond
-setl lispwords+=cond-expand
+setl lispwords=case
setl lispwords+=define
setl lispwords+=define-record-type
setl lispwords+=define-syntax
setl lispwords+=define-values
setl lispwords+=do
setl lispwords+=guard
-setl lispwords+=import
setl lispwords+=lambda
setl lispwords+=let
setl lispwords+=let*