Update bmclib to v0.4.4 and doing a mod tidy

I had to change the logging in bmcbutler because the logging interface
was changed on bmclib in bmc-toolbox/bmclib#135.
To see bmclib logs from bmcbutler, run it with environment variable
BMCLIB_LOG_LEVEL=debug or BMCLIB_LOG_LEVEL=trace.

go.mod

@@ -3,7 +3,7 @@ module github.com/bmc-toolbox/bmcbutler
 go 1.14
 
 require (
-	github.com/bmc-toolbox/bmclib v0.3.7
+	github.com/bmc-toolbox/bmclib v0.4.4
 	github.com/bmc-toolbox/bmclogin v0.0.3
 	github.com/bmc-toolbox/gin-go-metrics v0.0.0-20190425145145-130c9ad985ff
 	github.com/gammazero/deque v0.0.0-20190130191400-2afb3858e9c7 // indirect
@@ -14,11 +14,9 @@ require (
 	github.com/gocarina/gocsv v0.0.0-20181213162136-af1d9380204a
 	github.com/gofrs/uuid v3.2.0+incompatible // indirect
 	github.com/hashicorp/vault/api v1.0.4
-	github.com/pkg/errors v0.8.1 // indirect
-	github.com/sirupsen/logrus v1.4.1
+	github.com/sirupsen/logrus v1.7.0
 	github.com/spf13/cobra v0.0.3
-	github.com/spf13/viper v1.3.2
-	golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c // indirect
-	gopkg.in/yaml.v2 v2.2.2
+	github.com/spf13/viper v1.7.1
+	gopkg.in/yaml.v2 v2.3.0
 
 )

pkg/butler/msghandler.go

@@ -3,7 +3,6 @@ package butler
 import (
 	"github.com/sirupsen/logrus"
 
-	bmclibLogger "github.com/bmc-toolbox/bmclib/logging"
 	metrics "github.com/bmc-toolbox/gin-go-metrics"
 )
 
@@ -31,16 +30,6 @@ func (b *Butler) msgHandler(msg Msg) {
 
 	metrics.IncrCounter([]string{"butler", "asset_recvd"}, 1)
 
-	//set bmclib logger params
-	bmclibLogger.SetFormatter(&logrus.TextFormatter{})
-	if log.Level == logrus.TraceLevel {
-		bmclibLogger.SetLevel(logrus.TraceLevel)
-	}
-
-	if log.Level == logrus.DebugLevel {
-		bmclibLogger.SetLevel(logrus.DebugLevel)
-	}
-
 	//if asset has no IPAddress, we can't do anything about it
 	if len(msg.Asset.IPAddresses) == 0 {
 		log.WithFields(logrus.Fields{