ingadhoc/miscellaneous#344

Created by Franco Leyes

Blocked

label
adhoc-dev:18.0-h-108278-lef3
head
0a1cead4e2ac52915e0744bb484a2dded2c64692
ingadhoc/miscellaneous
18.0 #344 missing r+
19.0

[FIX] export_bg: enhance _prepare_export_data to support field name v…

…ariations