[MTOMCAT-248] fix broken links

git-svn-id: https://svn.apache.org/repos/asf/tomcat/maven-plugin/trunk@1539919 13f79535-47bb-0310-9956-ffa450edef68
fix check of directory creation

git-svn-id: https://svn.apache.org/repos/asf/tomcat/maven-plugin/trunk@1539920 13f79535-47bb-0310-9956-ffa450edef68