improve readme

remove pom warnings

Author: Ben Romberg

README

@@ -0,0 +1,35 @@
+[![Build Status](https://buildhive.cloudbees.com/job/andrena/job/no-package-cycles-enforcer-rule/badge/icon)](https://buildhive.cloudbees.com/job/andrena/job/no-package-cycles-enforcer-rule/)
+
+Usage: Build and add the following plugin:
+
+```
+<plugin>
+	<artifactId>maven-enforcer-plugin</artifactId>
+	<version>1.2</version>
+	<dependencies>
+		<dependency>
+			<groupId>de.andrena.tools.nopackagecycles</groupId>
+			<artifactId>no-package-cycles-enforcer-rule</artifactId>
+			<version>1.0.0</version>
+		</dependency>
+	</dependencies>
+	<executions>
+		<execution>
+			<id>enforce-no-package-cycles</id>
+			<goals>
+				<goal>enforce</goal>
+			</goals>
+			<phase>verify</phase>
+			<configuration>
+				<rules>
+					<NoPackageCyclesRule implementation="de.andrena.tools.nopackagecycles.NoPackageCyclesRule" />
+				</rules>
+			</configuration>
+		</execution>
+	</executions>
+</plugin>
+```
+
+See also: original version at http://stackoverflow.com/questions/3416547/maven-jdepend-fail-build-with-cycles
+
+Improved by showing all packages afflicted with cycles and the corresponding classes importing the conflicting packages.

README.md

@@ -57,6 +57,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-source-plugin</artifactId>
+				<version>2.2.1</version>
 				<executions>
 					<execution>
 						<id>attach-sources</id>
@@ -69,6 +70,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-javadoc-plugin</artifactId>
+				<version>2.9</version>
 				<executions>
 					<execution>
 						<id>attach-javadocs</id>