System Tray Icon

#### Features:
* Option to minimize the program to the system tray when closed.
* Double click the tray icon to display the program again
* Context menu for the tray icon

The icon can be changed at a later date. This is only a template.
The user should be given the option whether they want to minimize to tray, or close the program.

#### Screenshots:
![tray_icon](https://f.cloud.github.com/assets/5778739/1837635/b494947e-743b-11e3-95b9-dd760cc20691.png)
![tray_context](https://f.cloud.github.com/assets/5778739/1837637/b8745372-743b-11e3-842a-965bc34eaca4.png)