Safely shutdown btcd with SIGINT.

Author: valentinewallace

public/electron.js

@@ -196,7 +196,7 @@ app.on('activate', () => {
 
 app.on('quit', () => {
   lndProcess && lndProcess.kill('SIGINT');
-  btcdProcess && btcdProcess.kill();
+  btcdProcess && btcdProcess.kill('SIGINT');
 });
 
 app.setAsDefaultProtocolClient(PREFIX_NAME);

test/integration/action/action-integration.spec.js

@@ -171,7 +171,7 @@ describe('Action Integration Tests', function() {
     await Promise.all([grpc1.closeLnd(), grpc2.closeLnd()]);
     lndProcess1.kill('SIGINT');
     lndProcess2.kill('SIGINT');
-    btcdProcess.kill();
+    btcdProcess.kill('SIGINT');
   });
 
   describe('Generate seed and unlock wallet', () => {
@@ -223,7 +223,7 @@ describe('Action Integration Tests', function() {
     });
 
     it('should fund wallet for node1', async () => {
-      btcdProcess.kill();
+      btcdProcess.kill('SIGINT');
       btcdArgs.miningAddress = store1.walletAddress;
       btcdProcess = await startBtcdProcess(btcdArgs);
       await nap(NAP_TIME);