added findbug and checkstyle support while building (closes apache#16)

Author: ameyjadiye

pom.xml

@@ -193,7 +193,7 @@
   </properties>
 
   <build>
-    <defaultGoal>clean verify apache-rat:check clirr:check javadoc:javadoc</defaultGoal>
+    <defaultGoal>clean verify apache-rat:check clirr:check checkstyle:check findbugs:check javadoc:javadoc</defaultGoal>
     <plugins>
       <plugin>
         <artifactId>maven-assembly-plugin</artifactId>
@@ -226,6 +226,26 @@
             </ignorePathsToDelete>
           </configuration>
         </plugin>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-checkstyle-plugin</artifactId>
+          <version>2.15</version>
+          <configuration>
+            <configLocation>${basedir}/src/conf/checkstyle.xml</configLocation>
+            <enableRulesSummary>false</enableRulesSummary>
+            <suppressionsLocation>${basedir}/src/conf/checkstyle-suppressions.xml</suppressionsLocation>
+          </configuration>
+        </plugin>
+        <plugin>
+          <groupId>org.codehaus.mojo</groupId>
+          <artifactId>findbugs-maven-plugin</artifactId>
+          <version>3.0.1</version>
+          <configuration>
+            <threshold>Normal</threshold>
+            <effort>Default</effort>
+            <excludeFilterFile>${basedir}/src/conf/findbugs-exclude-filter.xml</excludeFilterFile>
+          </configuration>
+        </plugin>
       </plugins>
     </pluginManagement>
   </build>