add some new utilities to simplify core

lib/utils.js

@@ -50,6 +50,32 @@ var splitPaths = utils.splitPaths = function(p) {
   return p.split(path.sep);
 };
 
+/**
+ * Return the name of file `p`
+ *
+ * @param {String} p
+ * @return {String}
+ */
+
+var fileName = utils.fileName = function(p) {
+  return path.basename(p, path.extname(p));
+};
+
+/**
+ * Joins paths `a` and `b`, but replaces `b` ext with html
+ *
+ * @param {String} a
+ * @param {String} b
+ * @return {String}
+ */
+
+var joinPaths = utils.joinPaths = function(a, b) {
+  var f = fileName(b),
+      b = path.dirname(b);
+
+  return path.join(a, b, f + '.html');
+};
+
 /**
  * Make all directories leading up to `p`
  * like a unix `mkdir -p p`
@@ -113,7 +139,7 @@ var read = utils.read = function(p) {
   if(!exists(p)) return false;
 
   try {
-    return fs.readFileSync(p);
+    return fs.readFileSync(p, 'utf8');
   } catch(e) {
     return false;
   }