Update license year and authors

Author: darrenfoong

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/FeignClientsConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2019 the original author or authors.
+ * Copyright 2013-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -55,6 +55,7 @@
 /**
  * @author Dave Syer
  * @author Venil Noronha
+ * @author Darren Foong
  */
 @Configuration(proxyBeanMethods = false)
 public class FeignClientsConfiguration {

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/support/PojoJsonSerializationWriter.java

@@ -24,6 +24,9 @@
 import org.springframework.http.MediaType;
 import org.springframework.stereotype.Component;
 
+/**
+ * @author Darren Foong
+ */
 @Component
 public class PojoJsonSerializationWriter extends PojoSerializationWriter {
 

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/support/PojoSerializationWriter.java

@@ -29,6 +29,9 @@
 import static feign.form.ContentProcessor.CRLF;
 import static feign.form.util.PojoUtil.isUserPojo;
 
+/**
+ * @author Darren Foong
+ */
 public abstract class PojoSerializationWriter extends AbstractWriter {
 
 	@Override

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/support/SpringEncoder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2019 the original author or authors.
+ * Copyright 2013-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -54,6 +54,7 @@
  * @author Scien Jus
  * @author Ahmad Mozafarnia
  * @author Aaron Whiteside
+ * @author Darren Foong
  */
 public class SpringEncoder implements Encoder {
 

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/support/SpringMvcContract.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2019 the original author or authors.
+ * Copyright 2013-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -74,6 +74,7 @@
  * @author Aram Peres
  * @author Olga Maciaszek-Sharma
  * @author Aaron Whiteside
+ * @author Darren Foong
  */
 public class SpringMvcContract extends Contract.BaseContract
 		implements ResourceLoaderAware {

spring-cloud-openfeign-core/src/main/java/org/springframework/cloud/openfeign/support/SpringPojoFormEncoder.java

@@ -21,6 +21,9 @@
 
 import static feign.form.ContentType.MULTIPART;
 
+/**
+ * @author Darren Foong
+ */
 public class SpringPojoFormEncoder extends SpringFormEncoder {
 
 	public SpringPojoFormEncoder(PojoSerializationWriter pojoSerializationWriter) {

spring-cloud-openfeign-core/src/test/java/org/springframework/cloud/openfeign/valid/FeignClientTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2019 the original author or authors.
+ * Copyright 2013-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -109,6 +109,7 @@
  * @author Erik Kringen
  * @author Halvdan Hoem Grelland
  * @author Aaron Whiteside
+ * @author Darren Foong
  */
 @RunWith(SpringJUnit4ClassRunner.class)
 @SpringBootTest(classes = FeignClientTests.Application.class,