Change cfg→config in Main.startup() to avoid name conflict.
Change cfg→config in Main.startup() to avoid name conflict.

Otherwise, the cfg variable in Main.startup().reload() would be overriding the
parent namespace in potentially bad/buggy ways.

wfn/bridgedb,wfn/bridgedb,pagea/bridgedb,mmaker/bridgedb,pagea/bridgedb,mmaker/bridgedb