Added grunt server command

tasks/options/connect.js

@@ -0,0 +1,11 @@
+module.exports = function(config) {
+  return {
+    dev: {
+      options: {
+        port: 5601,
+        base: config.srcDir,
+        keepalive: true
+      }
+    },
+  }
+};

tasks/server_task.js

@@ -0,0 +1,3 @@
+module.exports = function(grunt) {
+  grunt.registerTask('server', ['connect:dev']);
+};