D-Net

hacking responses for getResourceProfileByQuery, revert when #2774 is closed

added cache layer issn lookups. Lasts 5 min (300 sec) and caches are invalidated each time a subscription is added or removed

using cache for subscription access, added cache manager

using cache for subscription access, more logging

using cache for subscription access

trying to avoid heavy xqueries

Cleaned configuration for interceptor logging request to the persistent existDB