adding asset mgr and asset calculator to AccountManager class
adding CalculateValue method to AccountManager class
removing CalculateValue method from Account class
updating AccountManager.AddAssetToAccount method to add the asset through the asset mgr and not the provided account class
-dead code
removing unused AddAsset method from Account class
removing unneeded unit test
adding DeleteAsset method to AccountManager class
removing DeleteAsset method from Account class
removing unused asset calculator from Account class
adding an account details printing method (i.e., ToString()) to AccountManager class
+unit test for AccountManager.PrintAccountDetails method
removing the ToString method override in Account class; -unit test
-commented out code
removing cstors for Account class
-dead code
making Assets property setter public
removing the AssetTestClass class
renaming method
passing account id instead of Account object to AccountManager class's AddAsset and DeleteAsset method