decrease minimum blockchain size to current dogecoin level
decrease minimum blockchain size to current dogecoin level

(cherry picked from commit dogecoin/dogecoin@65cff46af451cc203ef4bf587d7bdeb3b815fb67)

inutoshi/inutoshi,leofidus/glowing-octo-ironman,leofidus/glowing-octo-ironman,leofidus/glowing-octo-ironman,inutoshi/inutoshi,inutoshi/inutoshi,leofidus/glowing-octo-ironman,leofidus/glowing-octo-ironman,inutoshi/inutoshi