handle bad database files better and notify user
handle bad database files better and notify user

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

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