_setup_settings: be more robust against partial db creation
_setup_settings: be more robust against partial db creation

Signed-off-by: Thomas Stilwell <5828abb29abe27c7379b760761b50805c8b510cc@openlabs.co>

mirrax/OpenBazaar,bglassy/OpenBazaar,NolanZhao/OpenBazaar,hoffmabc/OpenBazaar,NolanZhao/OpenBazaar,kordless/OpenBazaar,bankonme/OpenBazaar,kordless/OpenBazaar,must-/OpenBazaar,kordless/OpenBazaar,rllola/OpenBazaar,NolanZhao/OpenBazaar,STRML/OpenBazaar,must-/OpenBazaar,rllola/OpenBazaar,tortxof/OpenBazaar,atsuyim/OpenBazaar,dionyziz/OpenBazaar,must-/OpenBazaar,blakejakopovic/OpenBazaar,dlcorporation/openbazaar,tortxof/OpenBazaar,Renelvon/OpenBazaar,dlcorporation/openbazaar,im0rtel/OpenBazaar,im0rtel/OpenBazaar,bankonme/OpenBazaar,STRML/OpenBazaar,saltduck/OpenBazaar,yagoulas/OpenBazaar,matiasbastos/OpenBazaar,Renelvon/OpenBazaar,Renelvon/OpenBazaar,must-/OpenBazaar,bglassy/OpenBazaar,blakejakopovic/OpenBazaar,akhavr/OpenBazaar,atsuyim/OpenBazaar,dionyziz/OpenBazaar,dionyziz/OpenBazaar,bglassy/OpenBazaar,yagoulas/OpenBazaar,habibmasuro/OpenBazaar,habibmasuro/OpenBazaar,dionyziz/OpenBazaar,freebazaar/FreeBazaar,mirrax/OpenBazaar,bglassy/OpenBazaar,STRML/OpenBazaar,dlcorporation/openbazaar,Renelvon/OpenBazaar,atsuyim/OpenBazaar,akhavr/OpenBazaar,hoffmabc/OpenBazaar,hoffmabc/OpenBazaar,tortxof/OpenBazaar,bankonme/OpenBazaar,dlcorporation/openbazaar,freebazaar/FreeBazaar,blakejakopovic/OpenBazaar,STRML/OpenBazaar,mirrax/OpenBazaar,dionyziz/OpenBazaar,hoffmabc/OpenBazaar,akhavr/OpenBazaar,saltduck/OpenBazaar,matiasbastos/OpenBazaar,hoffmabc/OpenBazaar,rllola/OpenBazaar,yagoulas/OpenBazaar,habibmasuro/OpenBazaar,dlcorporation/openbazaar,freebazaar/FreeBazaar,im0rtel/OpenBazaar,NolanZhao/OpenBazaar,saltduck/OpenBazaar,tortxof/OpenBazaar,yagoulas/OpenBazaar,matiasbastos/OpenBazaar,bankonme/OpenBazaar,rllola/OpenBazaar,mirrax/OpenBazaar,kordless/OpenBazaar,hoffmabc/OpenBazaar,matiasbastos/OpenBazaar,akhavr/OpenBazaar,freebazaar/FreeBazaar,habibmasuro/OpenBazaar,akhavr/OpenBazaar,im0rtel/OpenBazaar,atsuyim/OpenBazaar,saltduck/OpenBazaar,dlcorporation/openbazaar,blakejakopovic/OpenBazaar,freebazaar/FreeBazaar