NXP-14278: more generic exception
NXP-14278: Document-Based Storage common layer an In-Memory store, initial version
NXP-14279: MongoDB DBS basic implementation
NXP-14278: updates
NXP-14279: MongoDB basic query builder
NXP-14278: fix countUpTo
NXP-14279: MongoDB countUpTo
NXP-14278: boolean evaluation
NXP-14279: MongoDB query on booleans
NXP-14278: path-based queries and subtree management, using ecm:ancestorIds field
NXP-14279: MongoDB path-based queries using ecm:ancestorIds field
NXP-14278: proxy implementation (wip)
NXP-14279: MongoDB proxy implementation (wip)
NXP-14278: session sharing when transaction is active
NXP-14279: MongoDB tests of session sharing
NXP-14279: MongoDB extension point to configure repo
NXP-14495: fix mem/mongodb tests
NXP-14278: fix handle close
NXP-14278: fix proxy import and ORDER BY ecm:path
NXP-14278: mem implementation of ecm:path query