Merge pull request #131 from Commonjava/revert-129-jdk8

Revert "Update maven-javadoc-plugin for compatibility with JDK 8"

Author: sswguo

pom.xml

@@ -165,8 +165,6 @@
           <configuration>
             <detectOfflineLinks>false</detectOfflineLinks>
             <additionalparam>-Xdoclint:none</additionalparam>
-            <doclint>none</doclint>
-            <source>8</source>
           </configuration>
         </plugin>
         <plugin>