docs: Point docker compose to new release. (#4171)

docs/orchestration/docker-compose/docker-compose.yaml

@@ -5,7 +5,7 @@ version: '2'
 # 9001 through 9004.
 services:
   minio1:
-    image: minio/minio:RELEASE.2017-03-16T21-50-32Z
+    image: minio/minio:RELEASE.2017-04-25T01-27-49Z
     ports:
       - "9001:9000"
     environment:
@@ -13,7 +13,7 @@ services:
       MINIO_SECRET_KEY: minio123
     command: server http://minio1/myexport http://minio2/myexport http://minio3/myexport http://minio4/myexport
   minio2:
-    image: minio/minio:RELEASE.2017-03-16T21-50-32Z
+    image: minio/minio:RELEASE.2017-04-25T01-27-49Z
     ports:
       - "9002:9000"
     environment:
@@ -21,7 +21,7 @@ services:
       MINIO_SECRET_KEY: minio123
     command: server http://minio1/myexport http://minio2/myexport http://minio3/myexport http://minio4/myexport
   minio3:
-    image: minio/minio:RELEASE.2017-03-16T21-50-32Z
+    image: minio/minio:RELEASE.2017-04-25T01-27-49Z
     ports:
       - "9003:9000"
     environment:
@@ -29,7 +29,7 @@ services:
       MINIO_SECRET_KEY: minio123
     command: server http://minio1/myexport http://minio2/myexport http://minio3/myexport http://minio4/myexport
   minio4:
-    image: minio/minio:RELEASE.2017-03-16T21-50-32Z
+    image: minio/minio:RELEASE.2017-04-25T01-27-49Z
     ports:
       - "9004:9000"
     environment:

docs/orchestration/docker-swarm/docker-compose.yaml

@@ -2,7 +2,7 @@ version: '3'
 
 services:
   minio1:
-    image: minio/minio:RELEASE.2017-03-16T21-50-32Z
+    image: minio/minio:RELEASE.2017-04-25T01-27-49Z
     volumes:
       - minio1-data:/export
     ports:
@@ -20,7 +20,7 @@ services:
     command: server http://minio1/export http://minio2/export http://minio3/export http://minio4/export
 
   minio2:
-    image: minio/minio:RELEASE.2017-03-16T21-50-32Z
+    image: minio/minio:RELEASE.2017-04-25T01-27-49Z
     volumes:
       - minio2-data:/export
     ports:
@@ -38,7 +38,7 @@ services:
     command: server http://minio1/export http://minio2/export http://minio3/export http://minio4/export
 
   minio3:
-    image: minio/minio:RELEASE.2017-03-16T21-50-32Z
+    image: minio/minio:RELEASE.2017-04-25T01-27-49Z
     volumes:
       - minio3-data:/export
     ports:
@@ -56,7 +56,7 @@ services:
     command: server http://minio1/export http://minio2/export http://minio3/export http://minio4/export
 
   minio4:
-    image: minio/minio:RELEASE.2017-03-16T21-50-32Z
+    image: minio/minio:RELEASE.2017-04-25T01-27-49Z
     volumes:
       - minio4-data:/export
     ports: