[OAK-307] - preparing fallback handling in BSSP
[OAK-307] - added missing AL headers
[OAK-307] - adding embedded solr server initialization
[OAK-307] - fixing embedded resources path
[OAK-307] - fallback embedded server working
[OAK-307] - added some constants
[OAK-307] - added logging
[OAK-307] - all tests pass
[OAK-307] - renamed basic to static solrserver provider, added basic solrserver provider osgi service