public CodeManager MergeBranches(UserDialog dialog)
{
var leftCommand = LeftCommands.Single();
var rightCommand = RightCommands.Single();
var commands = new ConflictResolver().ResolveConflict(dialog, leftCommand, rightCommand);
dialog.Completed();
var utility = new Utility();
return(new CodeManager(utility.ApplyCommands(_code, commands.ToArray())));
}