cleanup

commafeed-client/src/App.tsx

@@ -195,6 +195,8 @@ function CustomJsHandler() {
         document.body.appendChild(script)
 
         setScriptLoaded(true)
+
+        return () => script.remove()
     }, [scriptLoaded, loading])
 
     return null
@@ -207,6 +209,8 @@ function CustomCssHandler() {
         link.type = "text/css"
         link.href = "custom_css.css"
         document.head.appendChild(link)
+
+        return () => link.remove()
     }, [])
 
     return null

commafeed-server/src/main/java/com/commafeed/backend/service/PasswordEncryptionService.java

@@ -1,6 +1,5 @@
 package com.commafeed.backend.service;
 
-import java.io.Serializable;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.security.SecureRandom;
@@ -18,11 +17,10 @@ import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 
 // taken from http://www.javacodegeeks.com/2012/05/secure-password-storage-donts-dos-and.html
-@SuppressWarnings("serial")
 @Slf4j
 @RequiredArgsConstructor
 @Singleton
-public class PasswordEncryptionService implements Serializable {
+public class PasswordEncryptionService {
 
 	public boolean authenticate(String attemptedPassword, byte[] encryptedPassword, byte[] salt) {
 		if (StringUtils.isBlank(attemptedPassword)) {