clean up and add a changelog snippet

changelog/unreleased/22

@@ -0,0 +1,5 @@
+Change: upgrade the micro libraries 
+
+Upgraded the go-micro libraries to v2.
+
+https://github.com/owncloud/ocis-pkg/pull/22

go.mod

@@ -10,7 +10,6 @@ require (
 	github.com/justinas/alice v1.2.0
 	github.com/micro/cli/v2 v2.1.1
 	github.com/micro/go-micro/v2 v2.0.0
-	github.com/micro/go-plugins v1.5.1
 	github.com/micro/go-plugins/wrapper/trace/opencensus/v2 v2.0.1
 	github.com/pquerna/cachecontrol v0.0.0-20180517163645-1555304b9b35 // indirect
 	github.com/prometheus/client_golang v1.2.1

go.sum

@@ -237,6 +237,7 @@ github.com/godbus/dbus v0.0.0-20190422162347-ade71ed3457e/go.mod h1:bBOAhwG1umN6
 github.com/gofrs/uuid v3.2.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
 github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
 github.com/gogo/protobuf v1.2.0/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
+github.com/gogo/protobuf v1.2.1 h1:/s5zKNz0uPFCZ5hddgPdo2TK2TVrUNMn0OOX8/aZMTE=
 github.com/gogo/protobuf v1.2.1/go.mod h1:hp+jE20tsWTFYpLwKvXlhS1hjn+gTNwPg2I6zVXpSg4=
 github.com/gogo/protobuf v1.2.2-0.20190723190241-65acae22fc9d h1:3PaI8p3seN09VjbTYC/QWlUZdZ1qS1zGjy7LH2Wt07I=
 github.com/gogo/protobuf v1.2.2-0.20190723190241-65acae22fc9d/go.mod h1:SlYgWuQ5SjCEi6WLHjHCa1yvBfUnHcTbrrZtXPKa29o=

log/log.go

@@ -73,7 +73,7 @@ func NewLogger(opts ...Option) Logger {
 	mlog.SetLogger(
 		microZerolog{
 			logger: logger,
-			buffer: ring.New(1024), // TODO make configurable?
+			buffer: ring.New(mdlog.DefaultSize),
 		},
 	)