fix #48: update XEM mosaic id to chain mosaic id on current testnet

Author: Greg S

src/model/mosaic/XEM.ts

@@ -50,12 +50,12 @@ export class XEM extends Mosaic {
     /**
      * mosaicId
      * 
-     * UInt64 XEM mosaic ID: [3294802500, 2243684972]
+     * UInt64 XEM mosaic ID: [481110499, 231112638]
      * Hexadecimal XEM mosaic ID: 85bbea6cc462b244
      *
      * @type {Id}
      */
-    public static MOSAIC_ID = new MosaicId([3294802500, 2243684972]);
+    public static MOSAIC_ID = new MosaicId([481110499, 231112638]);
 
     /**
      * constructor

test/model/mosaic/XEM.spec.ts

@@ -26,7 +26,7 @@ describe('XEM', () => {
 
         const xem = XEM.createRelative(1000);
 
-        deepEqual(xem.id.id.toHex(), '85bbea6cc462b244');
+        deepEqual(xem.id.id.toHex(), '0dc67fbe1cad29e3');
         expect(xem.amount.compact()).to.be.equal(1000 * 1000000);
     });
 
@@ -37,6 +37,6 @@ describe('XEM', () => {
     });
 
     it('should have valid statics', () => {
-        deepEqual(XEM.MOSAIC_ID.id, new MosaicId([3294802500, 2243684972]).id);
+        deepEqual(XEM.MOSAIC_ID.id, new MosaicId([481110499, 231112638]).id);
     });
 });

test/model/transaction/TransferTransaction.spec.ts

@@ -72,7 +72,8 @@ describe('TransferTransaction', () => {
         expect(signedTransaction.payload.substring(
             240,
             signedTransaction.payload.length,
-        )).to.be.equal('9050B9837EFAB4BBE8A4B9BB32D812F9885C00D8FC1650E1420D000100746573742D6D657373616765' +
-            '44B262C46CEABB8500E1F50500000000');
+        )).to.be.equal(
+            '9050B9837EFAB4BBE8A4B9BB32D812F9885C00D8FC1650E1420D000100746573742D6D657373616765' +
+            'E329AD1CBE7FC60D00E1F50500000000');
     });
 });