Simplification of Generic Service, added unit tests
[KPI, ENTITY SERVICE, DTO] Unique cron for Kpi historisation, DTO factories inside the DTO Class, refactoring of ENtityService, simplification of IGenericService
Added unit tests for project Service
[service, query, cache] Query cache cron unit test
Fixed regressions
[admin] Now, we may backup kpi values directly from the stat page
[admin,service, kpiValue, statPage] Fixed a bug into the stat page, added log
[cache, service, query] Fixed bug with cache for queries
Fixed regression in cache query
Removed useless unit tests