feat: 0.39 account balance basic API support

Support for the available balance. Doesn't include any of the new fields.
Enabled @flow support on wallet file, didn't fix other issues.

dist/bundle.es.js

@@ -741,7 +741,7 @@ const Lbry = {
   blob_list: (params = {}) => daemonCallWithResult('blob_list', params),
 
   // Wallet utilities
-  account_balance: (params = {}) => daemonCallWithResult('account_balance', params),
+  account_balance: () => daemonCallWithResult('account_balance'),
   account_decrypt: () => daemonCallWithResult('account_decrypt', {}),
   account_encrypt: (params = {}) => daemonCallWithResult('account_encrypt', params),
   account_unlock: (params = {}) => daemonCallWithResult('account_unlock', params),
@@ -1777,12 +1777,15 @@ function creditsToString(amount) {
   return creditString;
 }
 
+//      
+
 function doUpdateBalance() {
   return (dispatch, getState) => {
     const {
       wallet: { balance: balanceInStore }
     } = getState();
-    lbryProxy.account_balance().then(({ available }) => {
+    lbryProxy.account_balance().then(response => {
+      const { available } = response;
       const balance = parseFloat(available);
       if (balanceInStore !== balance) {
         dispatch({

dist/flow-typed/Lbry.js

@@ -63,6 +63,17 @@ declare type VersionResponse = {
   python_version: string,
 };
 
+declare type BalanceResponse = {
+  available: string,
+  reserved: string,
+  reserved_subtotals: ? {
+    claims: string,
+    supports: string,
+    tips: string,
+  },
+  total: string,
+};
+
 declare type ResolveResponse = {
   // Keys are the url(s) passed to resolve
   [string]: Claim | { error?: {} },

flow-typed/Lbry.js

@@ -63,6 +63,17 @@ declare type VersionResponse = {
   python_version: string,
 };
 
+declare type BalanceResponse = {
+  available: string,
+  reserved: string,
+  reserved_subtotals: ?{
+    claims: string,
+    supports: string,
+    tips: string,
+  },
+  total: string,
+};
+
 declare type ResolveResponse = {
   // Keys are the url(s) passed to resolve
   [string]: Claim | { error?: {} },
@@ -194,7 +205,7 @@ declare type LbryTypes = {
   comment_list: (params: {}) => Promise<CommentListResponse>,
   comment_create: (params: {}) => Promise<CommentCreateResponse>,
   // Wallet utilities
-  account_balance: (params: {}) => Promise<string>,
+  account_balance: (params: {}) => Promise<BalanceResponse>,
   account_decrypt: (prams: {}) => Promise<boolean>,
   account_encrypt: (params: {}) => Promise<boolean>,
   account_unlock: (params: {}) => Promise<boolean>,

src/lbry.js

@@ -90,7 +90,7 @@ const Lbry: LbryTypes = {
   blob_list: (params = {}) => daemonCallWithResult('blob_list', params),
 
   // Wallet utilities
-  account_balance: (params = {}) => daemonCallWithResult('account_balance', params),
+  account_balance: () => daemonCallWithResult('account_balance'),
   account_decrypt: () => daemonCallWithResult('account_decrypt', {}),
   account_encrypt: (params = {}) => daemonCallWithResult('account_encrypt', params),
   account_unlock: (params = {}) => daemonCallWithResult('account_unlock', params),

src/redux/actions/wallet.js

@@ -1,3 +1,4 @@
+// @flow
 import * as ACTIONS from 'constants/action_types';
 import Lbry from 'lbry';
 import { doToast } from 'redux/actions/notifications';
@@ -10,7 +11,8 @@ export function doUpdateBalance() {
     const {
       wallet: { balance: balanceInStore },
     } = getState();
-    Lbry.account_balance().then(({ available }) => {
+    Lbry.account_balance().then((response: BalanceResponse) => {
+      const { available } = response;
       const balance = parseFloat(available);
       if (balanceInStore !== balance) {
         dispatch({