The integration-tests are not executed for determining the parts of the schema
to include in the "lite" package and so we need to have a normal unit-test as well.
Add more documents which drag in some more parts from the ooxml-schema
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1885057 13f79535-47bb-0310-9956-ffa450edef68
Dominik Stadler