Added helper functions.
Added helper functions.

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