Wallet management/Settings improvements (#130)

* New Branch
Splits settings out into their own areas for performance reasons

* Formatting

* Adds cutout logo for navbar

* Better settings loading screen
Better cache handling

* Adds snackbar support
Adds error websocketmessage support

* pushing from one pc to another

* Rejoins settings after failure to be able to seperate them without big rewrites

* Wallet manipulation in settings

* Reformats wallet page
Updates menu to be 'wallets'

* Lists enabled exchanges in settings before you click for modal

* Fixes currency list issue

* Fixes object reference bug in exchange-grid.component.html

* password text

web/src/app/shared/classes/websocket.ts

@@ -3,6 +3,7 @@ export class WebSocketMessage {
     public data: any;
     public exchange: string;
     public assetType: string;
+    public error: string;
 
     public static CreateAuthenticationMessage(): WebSocketMessage {
         var response = new WebSocketMessage();