fix: replication regression due to proxying requests (#11356)

In PR #11165 due to incorrect proxying for 2 
way replication even when the object was not 
yet replicated

Additionally, fix metadata comparisons when
deciding to do full replication vs metadata copy.

fixes #11340

go.mod

@@ -46,7 +46,7 @@ require (
 	github.com/miekg/dns v1.1.35
 	github.com/minio/cli v1.22.0
 	github.com/minio/highwayhash v1.0.0
-	github.com/minio/minio-go/v7 v7.0.7-0.20210105224719-8dddba43079f
+	github.com/minio/minio-go/v7 v7.0.8-0.20210127003153-c40722862654
 	github.com/minio/selfupdate v0.3.1
 	github.com/minio/sha256-simd v0.1.1
 	github.com/minio/simdjson-go v0.2.0
@@ -90,4 +90,4 @@ require (
 	gopkg.in/jcmturner/gokrb5.v7 v7.5.0
 	gopkg.in/ldap.v3 v3.0.3
 	gopkg.in/yaml.v2 v2.3.0
-)
+)