Move default sign dict out from IndraNetAssembler
Move default sign dict out from IndraNetAssembler

bgyori/indra,bgyori/indra,sorgerlab/indra,johnbachman/indra,johnbachman/indra,sorgerlab/indra,bgyori/indra,johnbachman/belpy,johnbachman/belpy,sorgerlab/belpy,johnbachman/belpy,johnbachman/indra,sorgerlab/belpy,sorgerlab/belpy,sorgerlab/indra