Update versions of FindBugs and PMD plugins
diff --git a/development/org.eclipse.libra.releng/pom.xml b/development/org.eclipse.libra.releng/pom.xml
index 671ee6e..8f9907f 100644
--- a/development/org.eclipse.libra.releng/pom.xml
+++ b/development/org.eclipse.libra.releng/pom.xml
@@ -125,7 +125,7 @@
 				<plugin>
 					<groupId>org.codehaus.mojo</groupId>
 					<artifactId>findbugs-maven-plugin</artifactId>
-					<version>2.3.2</version>
+					<version>3.0.4</version>
 					<configuration>
 						<findbugsXmlOutput>true</findbugsXmlOutput>
 						<failOnError>false</failOnError>
@@ -141,7 +141,7 @@
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
 					<artifactId>maven-pmd-plugin</artifactId>
-					<version>2.5</version>
+					<version>3.7</version>
 					<configuration>
 						<sourceEncoding>utf-8</sourceEncoding>
 						<minimumTokens>100</minimumTokens>