clean up solr search server code
Merge branch 'wf4ever-master' into wf4ever-develop
[WFE-961] FOAF.name is updated every time when the resource is requested
testDeleted fixed, index method updated
Merge branch 'develop' of github.com:wf4ever/rodl into develop
ImmutableRO javadoc fixed
tmpFileDelete (for getResource and getZip) fixed