Added spec for merger counter
Added spec for merger counter

tinganho/l10ns,mAiNiNfEcTiOn/l10ns,tinganho/l10ns,Sparted/l10ns,mAiNiNfEcTiOn/l10ns,mAiNiNfEcTiOn/l10ns,Sparted/l10ns,mAiNiNfEcTiOn/l10ns,Sparted/l10ns,tinganho/l10ns,Sparted/l10ns