[client] Fix initial cursor syncing message bug

Nibriboard/ClientFiles/BoardWindow.js

@@ -169,7 +169,7 @@ class BoardWindow extends EventEmitter
 					Width: window.innerWidth,
 					Height: window.innerHeight
 				},
-				InitialAbsCursorPosition: this.cursorPosition
+				InitialAbsCursorPosition: this.cursorSyncer.cursorPosition
 			});
 		}).bind(this));
 		this.rippleLink.on("disconnect", (function(event) {

Nibriboard/ClientFiles/CursorSyncer.js

@@ -12,6 +12,8 @@ class CursorSyncer
 		// Register ourselves to start sending cursor updates once the ripple
 		// link connects
 		this.rippleLink.on("connect", this.setup.bind(this));
+		
+		this.cursorPosition = { X: 0, Y: 0 };
 	}
 	
 	setup()