Fix maven plugin versions

Author: ralscha

.gitignore

@@ -2,7 +2,7 @@
 /.settings/
 /.project
 /.idea
-
+target
 *.iml
 
 

pom.xml

@@ -89,20 +89,15 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-pmd-plugin</artifactId>
-				<version>3.12.4</version>
+				<version>3.14.0</version>
 				<configuration>
 					<targetJdk>1.8</targetJdk>
 				</configuration>
 			</plugin>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-surefire-report-plugin</artifactId>
-				<version>3.0.0</version>
-			</plugin>
-			<plugin>
-				<groupId>org.codehaus.mojo</groupId>
-				<artifactId>cobertura-maven-plugin</artifactId>
-				<version>2.7</version>
+				<version>3.0.0-M5</version>
 			</plugin>
 		</plugins>
 
@@ -169,12 +164,6 @@
 				<version>3.1.0</version>
 			</plugin>
 
-			<plugin>
-				<groupId>org.codehaus.mojo</groupId>
-				<artifactId>cobertura-maven-plugin</artifactId>
-				<version>2.7</version>
-			</plugin>
-
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-site-plugin</artifactId>