* Created all barebone screens, a screen factory, and connected basic transitions between screens
* Changed ProjectManager namespace to O3DE::ProjectManager, removed empty new lines, switch to aznumberic_cast usage
* Project Manager - Moved Qt directory into source
* Created the Project Manager project with a barebone styled window and rough sketch of first screen
* Renamed to Project Manager, ect.
* Corrected string name for projectmanager and added comments on getting engine path
* Changed output name for Project Manager to lowercase o3de
* Added header guards