pom.xml: upgrade:
- maven-surefire-plugin to 2.17
- maven-pmd-plugin to 3.1

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9186 5f5364db-9458-4db8-a492-e30667be6df6
outer html for wbr fixed

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@9187 5f5364db-9458-4db8-a492-e30667be6df6