Fixes broken dependency report in mvn site

Author: brianburton

pom.xml

@@ -90,7 +90,7 @@
         <dependency>
             <groupId>org.assertj</groupId>
             <artifactId>assertj-core</artifactId>
-            <version>3.4.1</version>
+            <version>3.8.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -222,7 +222,7 @@
                     <classpathScope>test</classpathScope>
                     <arguments>
                         <argument>-classpath</argument>
-                        <classpath />
+                        <classpath/>
                         <argument>org.javimmutable.collections.stress_test.StressTestLoop</argument>
                     </arguments>
                 </configuration>
@@ -238,6 +238,30 @@
                     <autoReleaseAfterClose>true</autoReleaseAfterClose>
                 </configuration>
             </plugin>
+            <!-- change bcel library used during site generation to solve ClassFormatException --> 
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-project-info-reports-plugin</artifactId>
+                <version>2.9</version>
+                <dependencies>
+                    <dependency>
+                        <groupId>org.apache.maven.shared</groupId>
+                        <artifactId>maven-shared-jar</artifactId>
+                        <version>1.1</version>
+                        <exclusions>
+                            <exclusion>
+                                <groupId>org.apache.bcel</groupId>
+                                <artifactId>bcel</artifactId>
+                            </exclusion>
+                        </exclusions>
+                    </dependency>
+                    <dependency>
+                        <groupId>com.google.code.findbugs</groupId>
+                        <artifactId>bcel-findbugs</artifactId>
+                        <version>6.0</version>
+                    </dependency>
+                </dependencies>
+            </plugin>
         </plugins>
     </build>
     <reporting>