2015-02-07 updates

- Random little fixes | Andres Suarez
- Add backButtonTitle to Navigator | Nick Poulden
- [react-pacakger] Ignore malformed package.json | Amjad Masad
- Renamed hasMove to hasMark | Rich Seymour
- Update XMLHttpRequest.ios.js | Nick Poulden
- Warn about missing dependencies for issue #16 | Andrew McCloud

Examples/UIExplorer/createExamplePage.js

@@ -20,7 +20,7 @@ var createExamplePage = function(title, exampleModule) {
       description: exampleModule.description,
     },
 
-    getBlock: function(example) {
+    getBlock: function(example, i) {
       // Hack warning: This is a hack because the www UI explorer requires
       // renderComponent to be called.
       var originalRenderComponent = React.renderComponent;
@@ -37,6 +37,7 @@ var createExamplePage = function(title, exampleModule) {
       React.render = originalRender;
       return (
         <UIExplorerBlock
+          key={i}
           title={example.title}
           description={example.description}>
           {renderedComponent}