toJSON fixes.

lib/bcoin/block.js

@@ -634,7 +634,7 @@ Block.prototype.inspect = function inspect() {
 
 Block.prototype.toJSON = function toJSON() {
   return {
-    v: '1',
+    v: 1,
     type: 'block',
     subtype: this.subtype,
     hash: this.hash('hex'),

lib/bcoin/tx.js

@@ -1387,7 +1387,7 @@ TX.prototype.inspect = function inspect() {
 TX.prototype.toJSON = function toJSON() {
   // Compact representation
   return {
-    v: '1',
+    v: 1,
     type: 'tx',
     ts: this.ts,
     ps: this.ps,

lib/bcoin/wallet.js

@@ -658,7 +658,8 @@ Wallet.prototype.toJSON = function toJSON(encrypt) {
     network: network.type,
     encrypted: encrypt ? true : false,
     label: this.label,
-    address: this.getAddress(),
+    address: this.getKeyAddress(),
+    scriptaddress: this.getScriptAddress(),
     balance: utils.toBTC(this.balance()),
     pub: this.getPublicKey('hex'),
     priv: encrypt