remove unneeded properties (they are now inherited from top level project.properties)

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@115158 13f79535-47bb-0310-9956-ffa450edef68

pdf/project.properties

@@ -17,9 +17,5 @@
 # -------------------------------------------------------------------
 # P R O J E C T  P R O P E R T I E S
 # -------------------------------------------------------------------
-maven.xdoc.date=left
-maven.xdoc.version=${pom.currentVersion}
-maven.license.licenseFile=${basedir}/../../../LICENSE.txt
-
 maven.pdf.projectLogo=${maven.docs.src}/images/maven.gif
 maven.pdf.companyLogo=${maven.docs.src}/images/asf_logo_wide_clear.gif