Added netdata stack (#361)

* Added netdata stack

* Pump up version

* Set io.rancher.scheduler.global to true

templates/netdata/0/docker-compose.yml

@@ -0,0 +1,11 @@
+netdata:
+  image: titpetric/netdata:latest
+  labels:
+    io.rancher.scheduler.global: 'true'
+  cap_add:
+  - SYS_PTRACE
+  volumes:
+  - /proc:/host/proc:ro
+  - /sys:/host/sys:ro
+  environment:
+    NETDATA_PORT: "${NETDATA_PORT}"

templates/netdata/0/rancher-compose.yml

@@ -0,0 +1,13 @@
+.catalog:
+  name: netdata
+  version: v1.4.0
+  description: Real-time performance monitoring, done right!
+  questions:
+    - variable: NETDATA_PORT
+      label: Port
+      description: Container port to access netdata
+      required: true
+      type: "int"
+      default: 19999
+netdata:
+  scale: 1