Fix loading of sub-grunt tasks.

@@ -12,8 +12,8 @@ module.exports = function (grunt) {
         var initConfig = {};
         var checkList = [];
 
+        grunt.loadNpmTasks('grunt-monty-python');
         if (mpConfig.jshint) {
-            grunt.loadNpmTasks('grunt-contrib-jshint');
             initConfig.jshint = {
                 options: mpConfig.jshint.options,
                 all: [
@@ -37,14 +37,12 @@ module.exports = function (grunt) {
         }
 
         if (mpConfig.csslint) {
-            grunt.loadNpmTasks('grunt-contrib-csslint');
             initConfig.csslint = {
             };
             checkList.push('csslint');
         }
 
         if (mpConfig.htmlmin) {
-            grunt.loadNpmTasks('grunt-contrib-htmlmin');
             initConfig.htmlmin = {
             };
             checkList.push('htmlmin');