PRETOTALAB: would be the measuring of the combined values of 'BASEAB+EPICAB' (Our Epic Set has a PREATT:21 which today is impossible to achieve, highest value is 20)
https://groups.yahoo.com/neo/groups/pcgen_experimental/conversations/topics/17719
Committed revision 24066.
Documented as PRETOTALAB:xsvn #24933
Ready for PrettyLst