Solved execution issues when launching the app with maven. git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/portlets/user/tabular-data-portlet@77518 82a268e6-3cf1-43bd-a215-b396298e98cf
git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/portlets/user/tabular-data-portlet@71443 82a268e6-3cf1-43bd-a215-b396298e98cf