Re-enable wallets, fixed forgetting accounts

js/src/api/local/accounts/account.js

@@ -31,6 +31,10 @@ export default class Account {
   }
 
   isValidPassword (password) {
+    if (!this._keyObject) {
+      return false;
+    }
+
     return decryptPrivateKey(this._keyObject, password)
       .then((privateKey) => {
         if (!privateKey) {

js/src/api/local/accounts/accounts.js

@@ -168,6 +168,12 @@ export default class Accounts {
       return false;
     }
 
+    if (!account.uuid) {
+      this.removeUnsafe(address);
+
+      return true;
+    }
+
     return account
       .isValidPassword(password)
       .then((isValid) => {

js/src/api/local/localAccountsMiddleware.js

@@ -206,6 +206,10 @@ export default class LocalAccountsMiddleware extends Middleware {
       return accounts.remove(address, password);
     });
 
+    register('parity_removeAddress', ([address]) => {
+      return accounts.remove(address, null);
+    });
+
     register('parity_testPassword', ([address, password]) => {
       const account = accounts.get(address);