Updated runtime files.  Remove version checks for Vim older than 6.0.
diff --git a/runtime/indent/liquid.vim b/runtime/indent/liquid.vim
index 01e7223..f8e1c83 100644
--- a/runtime/indent/liquid.vim
+++ b/runtime/indent/liquid.vim
@@ -1,7 +1,7 @@
 " Vim indent file
 " Language:     Liquid
 " Maintainer:   Tim Pope <vimNOSPAM@tpope.org>
-" Last Change:	2013 May 30
+" Last Change:	2016 Aug 29
 
 if exists('b:did_indent')
   finish
@@ -54,9 +54,10 @@
   let line  = substitute(line,'\C^\%(\s*{%\s*end\w*\s*%}\)\+','','')
   let line .= matchstr(cline,'\C^\%(\s*{%\s*end\w*\s*%}\)\+')
   let cline = substitute(cline,'\C^\%(\s*{%\s*end\w*\s*%}\)\+','','')
-  let ind += &sw * s:count(line,'{%\s*\%(if\|elsif\|else\|unless\|ifchanged\|case\|when\|for\|empty\|tablerow\|capture\)\>')
-  let ind -= &sw * s:count(line,'{%\s*end\%(if\|unless\|ifchanged\|case\|for\|tablerow\|capture\)\>')
-  let ind -= &sw * s:count(cline,'{%\s*\%(elsif\|else\|when\|empty\)\>')
-  let ind -= &sw * s:count(cline,'{%\s*end\w*$')
+  let sw = exists('*shiftwidth') ? shiftwidth() : &sw
+  let ind += sw * s:count(line,'{%\s*\%(if\|elsif\|else\|unless\|ifchanged\|case\|when\|for\|empty\|tablerow\|capture\)\>')
+  let ind -= sw * s:count(line,'{%\s*end\%(if\|unless\|ifchanged\|case\|for\|tablerow\|capture\)\>')
+  let ind -= sw * s:count(cline,'{%\s*\%(elsif\|else\|when\|empty\)\>')
+  let ind -= sw * s:count(cline,'{%\s*end\w*$')
   return ind
 endfunction