Commands are categorized in to sections, Keyboard, Mouse, Windows, File,
and Main.
The open command will open an application.
The displayText command displays a status text for a period of time.
Added unit test for CommandProcessor.
Sendkeys didn't like certain built-in VK constants, instead have to
combine shift + 1,2,3,4...
Also removed external jna dependencies, since ivy/ant can download them
with the command: ant resolve
