Implement MongoDB client

Gruntfile.js

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+'use strict';
+
+module.exports = function(grunt) {
+
+  grunt.initConfig({
+    jshint: {
+      all: ['*.js', 'src/**/*.js', 'test/**/*.js'],
+      options: {
+        jshintrc: '.jshintrc'
+      }
+    },
+
+    jscs: {
+      src: ['*.js', 'src/**/*.js', 'test/**/*.js'],
+      options: {
+        config: ".jscsrc",
+        esnext: true, // If you use ES6 http://jscs.info/overview.html#esnext
+        verbose: true, // If you need output with rule names http://jscs.info/overview.html#verbose
+      }
+    },
+
+    mochaTest: {
+      test: {
+        options: {
+          reporter: 'spec'
+        },
+        src: [
+          'test/unit/*.js',
+          'test/integration/*.js',
+        ]
+      }
+    }
+  });
+
+  // Load the plugin(s)
+  grunt.loadNpmTasks('grunt-contrib-jshint');
+  grunt.loadNpmTasks('grunt-jscs');
+  grunt.loadNpmTasks('grunt-mocha-test');
+
+  // Default task(s).
+  grunt.registerTask('test', ['jshint', 'jscs', 'mochaTest']);
+
+};