Updated version of ipfs/go-log to v2

Updated version of ipfs/go-log to the latest v2.

go.mod

@@ -18,7 +18,7 @@ require (
 	github.com/gorilla/websocket v1.4.1 // indirect
 	github.com/hashicorp/golang-lru v0.5.3 // indirect
 	github.com/huin/goupnp v1.0.0 // indirect
-	github.com/ipfs/go-log v0.0.1
+	github.com/ipfs/go-log/v2 v2.0.4
 	github.com/jackpal/go-nat-pmp v1.0.2 // indirect
 	github.com/karalabe/usb v0.0.0-20191104083709-911d15fe12a9 // indirect
 	github.com/olekukonko/tablewriter v0.0.2 // indirect
@@ -29,8 +29,9 @@ require (
 	github.com/status-im/keycard-go v0.0.0-20191119114148-6dd40a46baa0 // indirect
 	github.com/tyler-smith/go-bip39 v1.0.2 // indirect
 	github.com/urfave/cli v1.22.1
+	go.uber.org/zap v1.14.1 // indirect
 	golang.org/x/crypto v0.0.0-20190926114937-fa1a29108794
 	golang.org/x/net v0.0.0-20190926025831-c00fd9afed17 // indirect
-	golang.org/x/tools v0.0.0-20190925230517-ea99b82c7b93
+	golang.org/x/tools v0.0.0-20191029190741-b9c20aec41a5
 	gopkg.in/olebedev/go-duktape.v3 v3.0.0-20190709231704-1e4459ed25ff // indirect
 )

pkg/chain/ethereum/blockcounter/blockcounter.go

@@ -7,7 +7,7 @@ import (
 	"sync"
 	"time"
 
-	"github.com/ipfs/go-log"
+	"github.com/ipfs/go-log/v2"
 
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/ethclient"
@@ -173,7 +173,7 @@ func (ebc *EthereumBlockCounter) subscribeBlocks(ctx context.Context, client *et
 			newBlockChan,
 		)
 		if err != nil {
-			logger.Warningf("could not create subscription to new blocks: [%v]", err)
+			logger.Warnf("could not create subscription to new blocks: [%v]", err)
 			errorChan <- err
 			return
 		}
@@ -183,7 +183,7 @@ func (ebc *EthereumBlockCounter) subscribeBlocks(ctx context.Context, client *et
 			case header := <-newBlockChan:
 				ebc.subscriptionChannel <- block{header.Number.String()}
 			case err = <-subscription.Err():
-				logger.Warningf("subscription to new blocks interrupted: [%v]", err)
+				logger.Warnf("subscription to new blocks interrupted: [%v]", err)
 				subscription.Unsubscribe()
 				errorChan <- err
 				return

pkg/chain/ethereum/ethutil/ethutil.go

@@ -8,7 +8,7 @@ import (
 	"io/ioutil"
 	"math/big"
 
-	"github.com/ipfs/go-log"
+	"github.com/ipfs/go-log/v2"
 
 	"github.com/ethereum/go-ethereum"
 	"github.com/ethereum/go-ethereum/accounts/abi"
@@ -141,7 +141,7 @@ func CallAtBlock(
 // the true gas limit requirement as other transactions may be added or removed by miners,
 // but it should provide a basis for setting a reasonable default.
 func EstimateGas(
-	from common.Address, 
+	from common.Address,
 	to common.Address,
 	method string,
 	contractABI *abi.ABI,

pkg/logging/logging.go

@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"strings"
 
-	logging "github.com/ipfs/go-log"
+	logging "github.com/ipfs/go-log/v2"
 )
 
 // Configure sets up logging configuration from the given string. This string is

pkg/persistence/persistence.go

@@ -1,9 +1,9 @@
 // Package persistence adds a layer which handles data storage. This package
-// separates the data from the business layer and is responsible for saving and 
+// separates the data from the business layer and is responsible for saving and
 // retrieving it.
 package persistence
 
-import "github.com/ipfs/go-log"
+import "github.com/ipfs/go-log/v2"
 
 var logger = log.Logger("keep-persistence")
 

tools/generators/ethereum/contract_template_content.go

@@ -17,7 +17,7 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 
-	"github.com/ipfs/go-log"
+	"github.com/ipfs/go-log/v2"
 
 	"github.com/keep-network/keep-common/pkg/chain/ethereum/ethutil"
 	"github.com/keep-network/keep-common/pkg/subscription"