Upgrade zookeeper and traefik packages (#185)

* Upgrade zookeeper to version 3.4.8

* Updated traefik version to v1.0.0. Added new features: ssl, multidomain, import key/cert from metadata, run as traefik user.

* Upgrade kafka to version 0.10.0

* Updated traefik version to v1.0.1. ssl key and crt set as required.

* Updated traefik version to v1.0.1. ssl working modes available.

templates/zookeeper/1/docker-compose.yml

@@ -0,0 +1,40 @@
+zk:
+  tty: true
+  image: rawmind/alpine-zk:3.4.8-4
+  volumes_from:
+    - zk-volume
+    - zk-conf
+  environment:
+    - JVMFLAGS=-Xmx${zk_mem}m -Xms${zk_mem}m
+    - ZK_DATA_DIR=${zk_data_dir}
+    - ZK_INIT_LIMIT=${zk_init_limit}
+    - ZK_MAX_CLIENT_CXNS=${zk_max_client_cxns}
+    - ZK_SYNC_LIMIT=${zk_sync_limit}
+    - ZK_TICK_TIME=${zk_tick_time}
+  labels: 
+    io.rancher.scheduler.affinity:container_label_soft_ne: io.rancher.stack_service.name=$${stack_name}/$${service_name}
+    io.rancher.container.hostname_override: container_name
+    io.rancher.sidekicks: zk-volume, zk-conf
+zk-conf:
+  net: none
+  labels:
+    io.rancher.scheduler.affinity:container_label_soft_ne: io.rancher.stack_service.name=$${stack_name}/$${service_name}
+    io.rancher.container.hostname_override: container_name
+    io.rancher.container.start_once: true
+  image: rawmind/rancher-zk:0.3.3
+zk-volume:
+  net: none
+  labels:
+    io.rancher.scheduler.affinity:container_label_soft_ne: io.rancher.stack_service.name=$${stack_name}/$${service_name}
+    io.rancher.container.hostname_override: container_name
+    io.rancher.container.start_once: true
+  environment:
+    - SERVICE_USER=zookeeper
+    - SERVICE_UID=10002
+    - SERVICE_GROUP=zookeeper 
+    - SERVICE_GID=10002
+    - SERVICE_VOLUME=${zk_data_dir}
+  volumes:
+    - ${zk_data_dir}
+  volume_driver: local
+  image: rawmind/alpine-volume:0.0.1-1