Changed the AbstractTableInstanceWriter and tests

All nested properties are resolved. (recursively)
XLS and CSV Instance Writer tests are now enabled to test nested properties.
Amend: filter package and choice properties.

Change-Id: I92c41ff36b997122168f6f81c7a7ea4ed6486e0f
Reviewed-on: http://gerrit.esdi-community.eu/3139
Tested-by: Jenkins <sitemple@igd.fraunhofer.de>
Reviewed-by: Simon Templer <simon.templer@igd.fraunhofer.de>