Implementation of the storage service
set existent default to true
Test different types of data models
Return correct non-existent value
Added store policy checks calls (incomplete and not tested)
Fixed access control policy user-match
Associate message attibutes to message header
Added storage messages checks requested by rfc
Implemented find
Introduced test replica stores
Refactored component loading:
introduced components priorities
Fixed message routing logic
Separated keystore from Cryptohelper
Add default compressor
Trigger transmission failure when frame is unacked