service is viable

+ fix subscriptions
+ error and test cleanup
+ cleanup, refactor
+ consistently log block number as "number"
+ MODE=statediff no longer needed

indexer/database/sql/postgres/postgres_suite_test.go

@@ -1,33 +0,0 @@
-// VulcanizeDB
-// Copyright © 2019 Vulcanize
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU Affero General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU Affero General Public License for more details.
-
-// You should have received a copy of the GNU Affero General Public License
-// along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-package postgres_test
-
-import (
-	"fmt"
-	"os"
-	// "github.com/cerc-io/plugeth-statediff/utils/log"
-)
-
-func init() {
-	if os.Getenv("MODE") != "statediff" {
-		fmt.Println("Skipping statediff test")
-		os.Exit(0)
-	}
-
-	// TODO
-	// log.Root().SetHandler(log.DiscardHandler())
-}