Fixes to sunwell and minor improvements

hm_sunwell/examples/server.js

@@ -1,48 +1,55 @@
-var express = require('express');
+var express = require("express");
 
 var app = express();
-var Sunwell = require('../sunwell');
+var Sunwell = require("../sunwell");
 var sunwell = new Sunwell({ bodyFontSize: 35 });
 
-app.get('/', function(req, res) {
-    var width = 400;
+app.get("/", function(req, res) {
+	var width = 400;
 
-    var card_name = "";
-    var card_data = "";
-    var fs = require('fs');
+	var card_name = "";
+	var card_data = "";
+	var fs = require("fs");
 
-    var obj;
-    fs.readFile(process.cwd() + '/examples/carddata', 'utf8', function (err, data) {
-        if (err) throw err;
-        obj = JSON.parse(data);
+	var obj;
+	fs.readFile(
+		process.cwd() + "/examples/carddata",
+		"utf8",
+		function(err, data) {
+			if (err) throw err;
+			obj = JSON.parse(data);
 
-        var card = sunwell.createCard(obj, width, function(err, buffer) {
-            if (err) next(err);
+			var card = sunwell.createCard(obj, width, function(err, buffer) {
+				if (err) next(err);
 
-            res.writeHead(200, {
-                //'Cache-Control': 'max-age=86400',
-                'Content-Type': 'image/png'
-            });
+				res.writeHead(200, {
+					//'Cache-Control': 'max-age=86400',
+					"Content-Type": "image/png",
+				});
 
-            res.write(buffer);
-            res.end();
+				res.write(buffer);
+				res.end();
 
-            fs.writeFile(process.cwd() + '/../hm_web/static/custom/' + obj['id'] + '.jpg', buffer, function(err) {
-                if(err) {
-                    return console.log(err);
-                }
+				fs.writeFile(
+					process.cwd() + "/../hm_web/static/custom/" + obj["id"] + ".jpg",
+					buffer,
+					function(err) {
+						if (err) {
+							return console.log(err);
+						}
 
-                console.log("The file " + obj['id'] + " was saved!");
-
-            });
-        });
-    });
+						console.log("The file " + obj["id"] + " was saved!");
+					}
+				);
+			});
+		}
+	);
 });
 
 app.use(function(err, req, res, next) {
-    next(err);
+	next(err);
 });
 
 var listener = app.listen(process.env.PORT || 8081, function() {
-    console.log('Server listening on port', listener.address().port);
+	console.log("Server listening on port", listener.address().port);
 });