[debug] added a debug page for kpis
[kpiresult] bug fix : with when null key are entered : now ignoring the data and returning error loggin
[randomizer, kpiresult] fix a NPE bug with formula that returns null (or entitykey filling null) and fixed weird behaviour of randomizer
[kpiresult] added preconditions to avoid bug in queries
[service] fix null pointers of kpi
[service] fix null pointers of kpi
[service] removed dead code (IKpiValueService => IKpiQueryService)
[service] renamed KpiQueryService into QUeryService, the service that handles the queris (A query is built from a formula)
[service] decreased logs
[log,debug,perf] disabled gc for perf test and fixed some problems with formulaID in perf tests
[regression] removed remember-me section in spring
[unit-test] fix error