jdk8 profile added to be able to use some specific configuration for different plugins

Update issue 191
Some changes in javadoc (http://openjdk.java.net/jeps/172) make build to fail on javadoc generation (even with -DskipTests).

http://stackoverflow.com/questions/15886209/maven-is-not-working-in-java-8-when-javadoc-tags-are-incomplete
diff --git a/pom.xml b/pom.xml
index 8a9c6f3..b916e3b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -313,6 +313,23 @@
     </reporting>
     <profiles>
         <profile>
+	  <id>jdk8</id>
+	  <activation>
+  	      <jdk>1.8</jdk>
+	  </activation>
+	  <build>
+	    <plugins>
+	      <plugin>
+		  <groupId>org.apache.maven.plugins</groupId>
+		  <artifactId>maven-javadoc-plugin</artifactId>
+		  <configuration>
+                      <additionalparam>-Xdoclint:none</additionalparam>
+		  </configuration>
+	      </plugin>
+	    </plugins>
+	  </build>
+        </profile>
+        <profile>
             <id>release</id>
             <activation>
                 <property>