Updated runtime files.

runtime/syntax/ninja.vim

@@ -2,8 +2,11 @@
 " Language: ninja build file as described at
 "           http://martine.github.com/ninja/manual.html
 " Version: 1.3
-" Last Change: 2013 Apr 12
+" Last Change: 2013/04/16
 " Maintainer: Nicolas Weber <nicolasweber@gmx.de>
+" Version 1.3 of this script is in the upstream vim repository and will be
+" included in the next vim release. If you change this, please send your change
+" upstream.
 
 " ninja lexer and parser are at
 " https://github.com/martine/ninja/blob/master/src/lexer.in.cc
@@ -13,6 +16,9 @@ if exists("b:current_syntax")
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 syn case match
 
 syn match ninjaComment /#.*/  contains=@Spell
@@ -33,7 +39,8 @@ syn match ninjaKeyword "^subninja\>"
 " let assignments.
 " manifest_parser.cc, ParseRule()
 syn region ninjaRule start="^rule" end="^\ze\S" contains=ALL transparent
-syn keyword ninjaRuleCommand contained command deps depfile description generator pool restat rspfile rspfile_content
+syn keyword ninjaRuleCommand contained command deps depfile description generator
+                                     \ pool restat rspfile rspfile_content
 
 syn region ninjaPool start="^pool" end="^\ze\S" contains=ALL transparent
 syn keyword ninjaPoolCommand contained depth
@@ -69,3 +76,6 @@ hi def link ninjaSimpleVar ninjaVar
 hi def link ninjaVar Identifier
 
 let b:current_syntax = "ninja"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save