EDIT

#7799 reduce duplicated sources

improve performance for author loading in E+M

ref #7796 remove ILDIS Bibliographie NameFacts from E+M import

cleanup

ref #7799 improve performance of authorteam loading

ref #7799 and others reinstall null check

add euromed production to activator

ref #7798 implement and improve occurrence.nameUsedInSource import for freetext and referenced names

split occurrence and occurrence source import

ref #7800 parse preliminary RefDetails (first start)