Update vendor

go.mod

@@ -15,7 +15,6 @@ require (
 	github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
 	github.com/kr/pretty v0.2.0 // indirect
 	github.com/mattn/go-colorable v0.1.6 // indirect
-	github.com/pkg/errors v0.8.1
 	github.com/pkg/profile v1.3.0
 	github.com/prometheus/client_golang v1.3.0
 	github.com/prometheus/common v0.7.0
@@ -25,6 +24,7 @@ require (
 	go.etcd.io/bbolt v1.3.3
 	golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d
 	golang.org/x/net v0.0.0-20191204025024-5ee1b9f4859a
+	golang.org/x/sys v0.0.0-20200301040627-c5d0d7b4ec88 // indirect
 )
 
 //replace github.com/SkycoinProject/dmsg => ../dmsg

go.sum

@@ -288,6 +288,8 @@ golang.org/x/sys v0.0.0-20200219091948-cb0a6d8edb6c h1:jceGD5YNJGgGMkJz79agzOln1
 golang.org/x/sys v0.0.0-20200219091948-cb0a6d8edb6c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae h1:/WDfKMnPU+m5M4xB+6x4kaepxRw6jWvR5iDRdvjHgy8=
 golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200301040627-c5d0d7b4ec88 h1:LNVdAhESTW4gWDhYvciNcGoS9CEcxRiUKE9kSgw+X3s=
+golang.org/x/sys v0.0.0-20200301040627-c5d0d7b4ec88/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=