Only set xlintdoc option on JDK8

pom.xml

@@ -77,7 +77,6 @@
       <skipRestTests>true</skipRestTests>
       <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
       <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-      <additionalparam>-Xdoclint:none</additionalparam>
 
      <!--
 
@@ -618,6 +617,15 @@
             <skipTests>true</skipTests>
          </properties>
       </profile>
+      <profile>
+         <id>jdk8</id>
+         <activation>
+            <jdk>1.7</jdk>
+         </activation>
+         <properties>
+            <javadoc.opts>-Xdoclint:none</javadoc.opts>
+         </properties>
+      </profile>
    </profiles>
 
    <build>
@@ -787,6 +795,9 @@
          <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-javadoc-plugin</artifactId>
+            <configuration>
+               <additionalparam>${javadoc.opts}</additionalparam>
+            </configuration>
          </plugin>
          <plugin>
             <groupId>org.apache.maven.plugins</groupId>
@@ -973,6 +984,7 @@
                <aggregate>true</aggregate>
                <excludePackageNames>com.restfully.*:org.jboss.resteasy.examples.*:org.jboss.resteasy.tests.*
                </excludePackageNames>
+               <additionalparam>${javadoc.opts}</additionalparam>
             </configuration>
          </plugin>
          <plugin>