fixed incorrect NC listing for taxa excluded from reservations (Discocactus horstii)
marks inherited listing that has been superceded by newer listing in same appendix as not current (Cacatua tenuirostris)
add generated at information to listings downloads
fixed cases where CITES inclusions interfered with EU current listing (Bubo bubo)
set show flag for varieties to false unless they are listed in their own right
removed closest_listed_ancestor calculations, as they are not used anymore
added new level_of_listing flag, as the status_original flag that was previously used was serving too many purposes and some calculations were affected (Panthera leo)
Merge branch 'master' of github.com:unepwcmc/SAPI
Merge branch 'master' of github.com:unepwcmc/SAPI