localization based on markdown

lib/latex-loader.js

@@ -33,6 +33,7 @@ var options = {
     // convert this LaTeX code into an SVG file in ./images/latex,
     // using mathjax-node in the ./tools directory.
     var hash = sha1(latex);
+
     var filename = "images/latex/" + hash + ".svg";
     var destination = __dirname + "/../" + filename;