turn off strict routability every time (#2983)
turn off strict routability every time (#2983)

previously, we're turning it off only when --populate-persistent-peers
flag was used, which is obviously incorrect.

Fixes https://github.com/cosmos/cosmos-sdk/issues/2983
tendermint/tendermint,tendermint/tendermint,tendermint/tendermint,tendermint/tendermint