[ ADD ] - Close button to panel  |  Clear console button | Bold style for alias task | Alias task will be shown in the top of panel | Settings for save relative path, if grantfile.js is not locate in root of the project

* Added `repository` section into `package.js` file
* Added close button to panel (see right corner in the screenshot)
* Added `Clear Console` button. Clears the grunt output window.
* Alias task now has bold font style and will be located in the top.
* Added the settings for save a relative path. If `gruntfile.js` is not locate in root of the project you can enter the relative path (see textbox in the right side of the screenshot) and click in `Refresh` button to re-find the `gruntfile.js`

![brackets-grunt-1](https://cloud.githubusercontent.com/assets/946095/4645539/43d065be-546a-11e4-8ea7-6c9e9aa93049.png)