update a few dependency versions, closes #1145

openid-connect-server/pom.xml

@@ -51,6 +51,10 @@
 			<artifactId>org.eclipse.persistence.core</artifactId>
 		</dependency>
 
+		<dependency>
+			<groupId>org.apache.commons</groupId>
+			<artifactId>commons-io</artifactId>
+		</dependency>
 	</dependencies>
 	<description>OpenID Connect server libraries for Spring and Spring Security.</description>
 	<url />

pom.xml

@@ -521,17 +521,17 @@
 			<dependency>
 				<groupId>com.google.guava</groupId>
 				<artifactId>guava</artifactId>
-				<version>18.0</version>
+				<version>20.0</version>
 			</dependency>
 			<dependency>
 				<groupId>com.google.code.gson</groupId>
 				<artifactId>gson</artifactId>
-				<version>2.3.1</version>
+				<version>2.8.0</version>
 			</dependency>
 			<dependency>
 				<groupId>org.apache.httpcomponents</groupId>
 				<artifactId>httpclient</artifactId>
-				<version>4.3.6</version>
+				<version>4.5.2</version>
 				<exclusions>
 					<exclusion>
 						<groupId>commons-logging</groupId>
@@ -542,7 +542,7 @@
 			<dependency>
 				<groupId>com.nimbusds</groupId>
 				<artifactId>nimbus-jose-jwt</artifactId>
-				<version>4.3</version>
+				<version>4.33</version>
 			</dependency>
 			<dependency>
 				<groupId>org.bouncycastle</groupId>
@@ -554,6 +554,11 @@
 				<artifactId>org.eclipse.persistence.core</artifactId>
 				<version>2.5.1</version>
 			</dependency>
+			<dependency>
+				<groupId>org.apache.commons</groupId>
+				<artifactId>commons-io</artifactId>
+				<version>1.3.2</version>
+			</dependency>
 		</dependencies>
 	</dependencyManagement>