General cleaning of code

- Removed some unneccessary console.writeline's
- Added comments where they were dearly needed.
- Moved some files around for clearer grouping.
Merge branch 'master' of github.com:lelandbatey/cs.323.Team.Dart
SadGUI - Initial Commit

First commit of SadGui. The first window's barely done, and is rather poor looking. The basic `ICommand` system is laid out. Pretty minimal all-around.