improved array reference checks
improved array reference checks

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