Updated vimrc

sources_non_forked/syntastic/syntax_checkers/html/w3.vim

@@ -10,7 +10,7 @@
 "
 "============================================================================
 
-if exists("g:loaded_syntastic_html_w3_checker")
+if exists('g:loaded_syntastic_html_w3_checker')
     finish
 endif
 let g:loaded_syntastic_html_w3_checker = 1
@@ -23,7 +23,7 @@ let s:save_cpo = &cpo
 set cpo&vim
 
 function! SyntaxCheckers_html_w3_GetLocList() dict
-    let makeprg = self.getExecEscaped() . ' -q -s -F output=json ' .
+    let makeprg = self.getExecEscaped() . ' -q -L -s -F output=json ' .
         \ '-F uploaded_file=@' . syntastic#util#shexpand('%:p') . '\;type=text/html ' .
         \ g:syntastic_html_w3_api
 
@@ -41,7 +41,7 @@ function! SyntaxCheckers_html_w3_GetLocList() dict
     let loclist = SyntasticMake({
         \ 'makeprg': makeprg,
         \ 'errorformat': errorformat,
-        \ 'defaults': {'bufnr': bufnr("")},
+        \ 'defaults': {'bufnr': bufnr('')},
         \ 'returns': [0] })
 
     for e in loclist