switch sectorbuilder from lib to external module

point to correct version of sectorbuilder + ensure go-datastore stays at 0.1.1

replace local address type with go-address

consume paramfetch.GetParams instead of local paramfetch.go

remove constants now defined in sectorbuilder

node/modules/client.go

@@ -5,7 +5,7 @@ import (
 	"path/filepath"
 	"reflect"
 
-	"github.com/filecoin-project/lotus/lib/statestore"
+	"github.com/filecoin-project/go-statestore"
 	"github.com/filecoin-project/lotus/node/modules/helpers"
 	"github.com/ipfs/go-bitswap"
 	"github.com/ipfs/go-bitswap/network"

node/modules/dtypes/storage.go

@@ -8,8 +8,8 @@ import (
 	exchange "github.com/ipfs/go-ipfs-exchange-interface"
 	ipld "github.com/ipfs/go-ipld-format"
 
+	"github.com/filecoin-project/go-statestore"
 	"github.com/filecoin-project/lotus/datatransfer"
-	"github.com/filecoin-project/lotus/lib/statestore"
 )
 
 // MetadataDS stores metadata