* Removed the Interfaces folder.
* All objects inside the GameObjects subfolders are now in the GameObjects namespace.
* Added a Resharper DotSettings file to mark the GameObjects subfolders as not providing namespaces.
* Simplified Robust.client.Graphics namespace.
* Automated remove redundant using statements.
* Renamed shared ICommand to IConsoleCommand.
* Lots of refactoring into a shared context.
* Removed ICommonSession from server concmd Execute.
* Added argStr parameter to concmd execute.
* The execute function of client concmds now returns void, use the new shell.RemoteExecuteCommand function to forward commands.
# Conflicts:
# Robust.Client/Console/Commands/Debug.cs
* Finally move shells and commands into shared.
* Console commands can now be registered directly without a class in a shared context.
* Pulled up ConsoleHost and Console shell into a shared context.
* Pulled up half the functions of ConsoleHost into a shared context.
* Repair rebase damage.
* Make LoadConsoleCommands function not remove any previously registered commands.
Allow content to push modal windows in the UI framework.
The MenuBar now closes it's MenuButton frame when you select one of the buttons.
Modal controls on the stack now actually block input from the rest of the UI.
Adds the `scene` concommand for instantly switching between game states (scenes).
