Merge pull request #156 from thomasmckay/README

corrected README typo for --port

Author: jeff-phillips-18

README.md

@@ -84,7 +84,7 @@ grunt ngdocs:view
 
 After executing this tasks you'll be able to access the documentation at [http://localhost:8000/](http://localhost:8000/). If a different port is desired, it may be specified on as an option:
 ```shell
-grunt ngdocs:view --port:8002
+grunt ngdocs:view --port=8002
 ```
 
 ## Releasing