Fix javadoc build

Not entirely sure why I have to manually specify javadoc path

Author: ooxi

pom.xml

@@ -147,6 +147,9 @@
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-javadoc-plugin</artifactId>
 				<version>2.10.1</version>
+				<configuration>
+					<javadocExecutable>${java.home}/bin/javadoc</javadocExecutable>
+				</configuration>
 				<executions>
 					<execution>
 						<id>attach-javadocs</id>