Improved DefaultSettingListGet() and ModifiedSettingListGet() performance.
Improved DefaultSettingListGet() and ModifiedSettingListGet() performance.

xhoy/otrs,mburggraf/otrs,mburggraf/otrs,mburggraf/otrs,xhoy/otrs,xhoy/otrs,xhoy/otrs,xhoy/otrs,mburggraf/otrs,mburggraf/otrs