Removed TicketDynamicFieldSet tests. Added History tests. Other small fixes.
Removed TicketDynamicFieldSet tests.
Added History tests.
Other small fixes.

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