Fixed bug#7844 Escalation Event does not respect service calendar of ticket/queue.
Fixed bug#7844 Escalation Event does not respect service calendar of ticket/queue.

brandonshults01/otrs,moritz/otrs,balazj/otrs,StCyr/otrs,mburggraf/otrs,moritz/otrs,xhoy/otrs,mburggraf/otrs,mburggraf/otrs,xhoy/otrs,PortgasDAce/otrs,vlascoder/otrs,noritnk/otrs,oiami/otrs,balazj/otrs,s7design/otrs,xhoy/otrs,eliasp/otrs,rudy500/otrs,linearregression/otrs,moritz/otrs,capeit-tto/otrs,PortgasDAce/otrs,MBRG/otrs,balazj/otrs,MBRG/otrs,s7design/otrs,oiami/otrs,crythias/otrs,s7design/otrs,capeit-tto/otrs,PortgasDAce/otrs,rudy500/otrs,vlascoder/otrs,muehlbauer/otrs,oiami/otrs,nilei/otrs,thorsteneckel/otrs,brandonshults01/otrs,thorsteneckel/otrs,xhoy/otrs,StCyr/otrs,nilei/otrs,thorsteneckel/otrs,noritnk/otrs,linearregression/otrs,nilei/otrs,linearregression/otrs,linearregression/otrs,MBRG/otrs,mbeijen/otrs-1,muehlbauer/otrs,eliasp/otrs,StCyr/otrs,vlascoder/otrs,rudy500/otrs,nilei/otrs,xhoy/otrs,mburggraf/otrs,s7design/otrs,PortgasDAce/otrs,capeit-tto/otrs,crythias/otrs,balazj/otrs,PortgasDAce/otrs,StCyr/otrs,muehlbauer/otrs,nilei/otrs,rudy500/otrs,StCyr/otrs,crythias/otrs,s7design/otrs,brandonshults01/otrs,eliasp/otrs,balazj/otrs,crythias/otrs,MBRG/otrs,linearregression/otrs,thorsteneckel/otrs,mburggraf/otrs,brandonshults01/otrs,MBRG/otrs,noritnk/otrs,muehlbauer/otrs,mbeijen/otrs-1,mbeijen/otrs-1,muehlbauer/otrs,eliasp/otrs,oiami/otrs,oiami/otrs,moritz/otrs,thorsteneckel/otrs,moritz/otrs,brandonshults01/otrs,eliasp/otrs,crythias/otrs,rudy500/otrs