Code review comment for ~info-martin-konrad/epics-base:fix-crash-dbloadrecords-after-iocinit

Breaks tests (eg. dbShutdownTest) after merge. In particular the condition added in dbReadCOM()

> if(getIocState() != iocVirgin)
> return -2;

doesn't capture the case where a unit-test is re-loaded a database. In this case iocState==iocStopped