Fix TS support

Just add an attribute to the script tag, like this: <script ts></script>
lang="typescript" confundes the webpack loader

syntax/vue.vim

@@ -54,7 +54,7 @@ syntax include @TS syntax/typescript.vim
 if exists("b:current_syntax")
   unlet b:current_syntax
 endif
-syntax region typescript keepend matchgroup=Delimiter start=/<script\( lang="typescript"\)\?\( type="text\/typescript"\)\?>/ end="</script>" contains=@TS fold
+syntax region typescript keepend matchgroup=Delimiter start=/<script ts>/ end="</script>" contains=@TS fold
 
 if s:syntaxes.coffee
   syntax include @COFFEE syntax/coffee.vim