Default to useexternalfile = yes

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@114444 13f79535-47bb-0310-9956-ffa450edef68

javadoc/plugin.properties

@@ -19,7 +19,7 @@ maven.javadoc.private = false
 maven.javadoc.stylesheet = ${plugin.resources}/stylesheet.css
 maven.javadoc.use = true
 maven.javadoc.version = true
-maven.javadoc.useexternalfile = no
+maven.javadoc.useexternalfile = yes
 maven.javadoc.windowtitle = ${pom.name} ${pom.currentVersion} API
 
 maven.docs.outputencoding = ISO-8859-1