add scaleio and scaleio into rancher community catalog (#199)

templates/rexray/0/docker-compose.yml

@@ -0,0 +1,16 @@
+rexray:
+    image: wlan0/sdc2
+    stdin_open: true
+    tty: true
+    privileged: true
+    net: host
+    environment:
+        STACK_NAME: ${SCALEIO_STACK_NAME}
+        SYSTEM_ID: ${SCALEIO_SYSTEM_ID}
+        MDM_IP:    ${SCALEIO_MDM_IP}
+    volumes:
+        - /proc:/host/proc
+    labels:
+        io.rancher.container.pull_image: always
+        io.rancher.container.dns: true
+        io.rancher.scheduler.affinity:host_label: rexray.scaleio=true

templates/rexray/0/rancher-compose.yml

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+.catalog:
+  name: "REX-Ray"
+  version: "v0.3.2"
+  description: "REX-Ray persistent storage"
+  questions:
+    - variable: "SCALEIO_SYSTEM_ID"
+      label: "ScaleIO System ID"
+      description: "ScaleIO System ID"
+      type: "string"
+      required: true
+    - variable: "SCALEIO_STACK_NAME"
+      label: "ScaleIO Stack Name"
+      description: "The name of the stack that is running ScaleIO"
+      type: "string"
+      required: true
+    - variable: "SCALEIO_MDM_IP"
+      label: "ScaleIO Primary MDM IP address"
+      description: "The managed network IP addr of the primary mdm that is running ScaleIO"
+      type: "string"
+      required: true

templates/rexray/config.yml

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+name: REX-Ray Volume Plugin
+description: |
+    REX-Ray volume plugin
+version: v0.3.2
+category: External Services