Allow passing a value through close. Closes #76.

README.md

@@ -98,9 +98,9 @@ See examples for [npm](https://github.com/dougludlow/ng2-bs3-modal-demo-npm), [S
 
    Opens the modal. Size is optional. Specify `'sm'` for small and `'lg'` for large to override size. Returns a promise that resolves when the modal is completely shown.
 
-- `close(): Promise`
+- `close(value?: any): Promise<any>`
 
-   Closes the modal. Causes `onClose` to be emitted. Returns a promise that resolves when the modal is completely hidden.
+   Closes the modal. Causes `onClose` to be emitted. Returns a promise that resolves the value passed to `close` when the modal is completely hidden.
 
 - `dismiss(): Promise`
 

src/ng2-bs3-modal/components/modal.ts

@@ -75,9 +75,9 @@ export class ModalComponent implements OnDestroy {
         });
     }
 
-    close(): Promise<void> {
+    close(value?: any): Promise<void> {
         return this.instance.close().then(() => {
-            this.onClose.emit(undefined);
+            this.onClose.emit(value);
         });
     }