Update README.md

README.md

@@ -9,7 +9,7 @@ Grunt tasks for working with the Rackspace Cloud Api
 
 ###Usage
 
-Add the following line to your grunt.js file
+Add the following line to your `Gruntfile`
 ```javascript
 grunt.loadNpmTasks('grunt-rackspace')
 ```
@@ -25,7 +25,7 @@ if you want to see debug output.
 
 ###Options
 
-Options are placed in the ``grunt.initConfig`` section of your ``grunt.js`` file in the ``rackspace`` object.
+Options are placed in the ``grunt.initConfig`` section of your `Gruntfile` in the ``rackspace`` object.
 
 Example:
 
@@ -100,4 +100,4 @@ top-level starting point (or container) for all remote files
 * ``upload._options.localdir``
 top-level version of ``localdir`` (affects all files)
 
-__Filenames use the [minimatch](https://github.com/isaacs/minimatch) syntax for matching multiple files__
+__Filenames use the [minimatch](https://github.com/isaacs/minimatch) syntax for matching multiple files__