Refactor - implement Account and Wallet services on AssetTypesController
Refactor - implement Account and Wallet services on CreateWalletController
Refactor - implement Account and Wallet services on ExplorerController
Refactor - implement Account and Wallet services on LoginController
Refactor - implement Account and Wallet services on add_address.js
Refactor - implement Account and Wallet services on app.js
Refactor - implement Account and Wallet services on controller.js
Refactor - add create wallet functionality