Added stateless react elements support

This lets <Route /> accepts react stateless elements for its component
and components props

Author: malekpour

README.md

@@ -11,7 +11,7 @@ To type this the `IInjectableProps` interface has all the properties defined tha
 
 To use it extend your current Property interface with `IInjectableProps`.
 
-```javascript
+```typescript
 import React from 'react';
 import { render } from 'react-dom';
 import { Link, Router, Route, IInjectedProps } from 'react-router';
@@ -31,6 +31,8 @@ class User extends React.Component<IInjectedProps,{}> {
   }
 }
 
+const HelloMessage = (props) => <div>Hello {props.params.name}</div>;
+
 class App extends React.Component<React.Props<{}>,{}> {
   render() {
     return (
@@ -50,6 +52,7 @@ render((
   <Router history={browserHistory}>
     <Route path="/" component={App}>
       <Route path="user/:userID" component={User} />
+      <Route path="message/:name" component={HelloMessage}/>
     </Route>
   </Router>
 ), document.getElementById('example'));

react-router.d.ts

@@ -440,7 +440,7 @@ declare module ReactRouter {
 		 *  
 		 * @type {Component<any>}
 		 */
-		component?: typeof React.Component;
+		component?: React.ComponentClass<any> | React.StatelessComponent<any>;
 
 		/**
 		 * Routes can define one or more named components as an object of [name]: component pairs to be rendered when the path matches the URL. They can be rendered by the parent route component with this.props[name].
@@ -490,7 +490,7 @@ declare module ReactRouter {
          * }
 		 * @type {{ [name: string]: Component<any> }}
 		 */
-		components?: { [name: string]: typeof React.Component }
+		components?: { [name: string]: React.ComponentClass<any> | React.StatelessComponent<any>; }
 
 		/**
 		 * Same as component but asynchronous, useful for code-splitting.