Add node-sqlserver definitions and tests

Definitions/msnodesql-0.2.d.ts

@@ -0,0 +1,22 @@
+// Type definitions for msnodesql 0.2
+// Project: https://github.com/WindowsAzure/node-sqlserver
+// Definitions by: Boris Yankov <https://github.com/borisyankov/>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+
+///<reference path='node-0.8.d.ts' />
+
+declare module "msnodesql" {
+    export function open(connectionString: string, callback: Function): Connection;
+
+    export function query(connectionString: string, query: string): StreamEvents;
+    export function query(connectionString: string, query: string, callback: Function): StreamEvents;
+    export function query(connectionString: string, query: string, params, callback: Function): StreamEvents;
+
+    export function queryRaw(connectionString: string, query: string): StreamEvents;
+    export function queryRaw(connectionString: string, query: string, callback: Function): StreamEvents;
+    export function queryRaw(connectionString: string, query: string, params, callback: Function): StreamEvents;
+
+    interface Connection { }
+    interface StreamEvents extends EventEmitter  { }
+}