Fixed eternal loop with error emitter

lib/xml2object.js

@@ -140,7 +140,7 @@ var xml2object = module.exports = function(elements, source) {
 
 	// Rebroadcast the error and keep going
 	this.saxStream.on("error", function (e) {
-		this.emit('error', e);
+		self.emit('error', e);
 
 		// clear the error and resume
 		this._parser.error = null;

test/error-test.js

@@ -0,0 +1,17 @@
+var nodeunit = require('nodeunit');
+var path = require('path');
+var xml2object = require('../lib/xml2object');
+
+exports.testError = function(test){
+    test.expect(1);
+
+    var parser = new xml2object(['dog'], path.normalize(__dirname + '/fixture/input02.xml'));
+    var found = [];
+
+    parser.on('error', function(error) {
+        test.ok(error instanceof Error);
+        test.done();
+    });
+
+    parser.start();
+};

test/fixture/input02.xml

@@ -0,0 +1 @@
+just some invalid xml data