Unwrap aggregate exceptions in Confuser.CLI (#74)

Provides a clearer error message on failure

Author: jeremy-visionaid

Confuser.CLI/Program.cs

@@ -193,7 +193,7 @@ static int RunProject(ConfuserParameters parameters) {
 			parameters.Logger = logger;
 
 			Console.Title = "ConfuserEx - Running...";
-			ConfuserEngine.Run(parameters).Wait();
+			ConfuserEngine.Run(parameters).GetAwaiter().GetResult();
 
 			return logger.ReturnValue;
 		}