Turing Machine Simulator V2.0.0.0

Turing Machine Simulator

The UI has been recreated and the following changes have been made:

1. User can now zoom in and out of the scene
2. The menu has been removed from the scene and placed in a dock widget
3. Dock widget menu can be docked on the left or on the right dock areas or made to float
4. The execution summary has also changed appearance slightly to reduce memory usage. Now uses one text editor to display the summary, tape cell in focus is now bold and underlined and black.