knex: use import = require() syntax

knex/index.d.ts

@@ -6,8 +6,8 @@
 /// <reference types="bluebird" />
 /// <reference types="node" />
 
-import * as events from "events";
-import * as Promise from "bluebird";
+import events = require("events");
+import Promise = require("bluebird");
 
 type Callback = Function;
 type Client = Function;

knex/knex-tests.ts

@@ -1,7 +1,7 @@
 "use strict";
-import * as Knex from 'knex';
-import * as Promise from 'bluebird';
-import * as _ from 'lodash';
+import Knex = require('knex');
+import Promise = require('bluebird');
+import _ = require('lodash');
 
 // Initializing the Library
 var knex = Knex({