Revert CS/FB changes to build plugins, leave runFindbugs profile in place.

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@1737257 13f79535-47bb-0310-9956-ffa450edef68

fop-core/pom.xml

           <suppressionsLocation>${project.baseUri}src/tools/resources/checkstyle/suppressions.xml</suppressionsLocation>
           <violationSeverity>warning</violationSeverity>
         </configuration>
-        <executions>
-          <execution>
-            <id>validate</id>
-            <phase>validate</phase>
-            <goals>
-              <goal>check</goal>
-            </goals>
-          </execution>
-        </executions>
+      </plugin>
+      <!-- code analysis - checkstyle -->
+      <plugin>
+        <groupId>org.codehaus.mojo</groupId>
+        <artifactId>findbugs-maven-plugin</artifactId>
+        <version>${findbugs.plugin.version}</version>
+        <configuration>
+          <excludeFilterFile>src/tools/resources/findbugs/exclusions.xml</excludeFilterFile>
+          <effort>Max</effort>
+          <threshold>Low</threshold>
+        </configuration>
       </plugin>
     </plugins>
     <resources>
       </build>
     </profile>
   </profiles>
+
 </project>