anchor.diff:  
   Looking at the load-balancer manager terminal window, one should see something like:
   ```
  -I1217 21:03:05.030698       1 main.go:44] Starting..
  -I1217 21:03:05.031059       1 main.go:53] Initializing cloud client [Project ID: my-project-id, Network: nomad-network, Allowed Zones: []string{"us-east1-d", "europe-west1-d", "asia-east1-c"}]..
  -I1217 21:03:05.031232       1 main.go:60] Connecting to Consul at consul.service.consul:8500..
  -I1217 21:03:05.031260       1 main.go:68] Initiating registry..
  -I1217 21:03:05.031270       1 main.go:75] Waiting for service updates..
  -I1217 21:04:09.408929       1 main.go:129] Watching service [web].
  -I1217 21:04:09.408951       1 cloud.go:70] Creating instance groups for [web]..
  -I1217 21:04:09.408970       1 cloud.go:73] Creating instance group [us-east1-d-web] in zone [us-east1-d].
  -I1217 21:04:13.338217       1 cloud.go:73] Creating instance group [europe-west1-d-web] in zone [europe-west1-d].
  -I1217 21:04:16.964163       1 cloud.go:73] Creating instance group [asia-east1-c-web] in zone [asia-east1-c].
  -I1217 21:04:20.966326       1 cloud.go:93] Created instance groups for [web] successfully
  -W1217 21:04:20.966353       1 main.go:186] Creating instance [client-us-01.c.my-project-id.internal].
  -I1217 21:04:20.966587       1 cloud.go:125] Adding 1 instances into instance group [web]
  -I1217 21:04:21.654564       1 cloud.go:174] There are 1 instances to add to instance group [web] on zone [us-east1-d]. Adding..
  -I1217 21:04:22.563552       1 cloud.go:179] There are no instances to add to instance group [web] on zone [europe-west1-d].
  -I1217 21:04:22.933097       1 cloud.go:179] There are no instances to add to instance group [web] on zone [asia-east1-c].
  -I1217 21:04:22.933128       1 cloud.go:183] Added 1 instances into instance group [web]
  +I1218 16:21:07.931230       1 main.go:129] Initializing service [web]..
  +I1218 16:21:07.931263       1 cloud.go:78] Creating instance groups for [web]..
  +I1218 16:21:07.931269       1 cloud.go:81] Creating instance group [us-east1-d-web] in zone [us-east1-d].
  +I1218 16:21:11.751202       1 cloud.go:81] Creating instance group [europe-west1-d-web] in zone [europe-west1-d].
  +I1218 16:21:15.747546       1 cloud.go:81] Creating instance group [asia-east1-c-web] in zone [asia-east1-c].
  +I1218 16:21:19.653728       1 cloud.go:101] Created instance groups for [web] successfully
  +I1218 16:21:19.653771       1 main.go:135] Watching service [web].
  +W1218 16:21:19.653780       1 main.go:195] Adding instance [client-us-01.c.my-project.internal].
  +I1218 16:21:19.654187       1 main.go:203] Service has new port [11080]
  +I1218 16:21:19.654217       1 cloud.go:133] Adding 1 instances into instance group [web]
  +I1218 16:21:19.963843       1 cloud.go:182] There are 1 instances to add to instance group [web] on zone [us-east1-d]. Adding..
  +I1218 16:21:20.764763       1 cloud.go:187] There are no instances to add to instance group [web] on zone [europe-west1-d].
  +I1218 16:21:21.049794       1 cloud.go:187] There are no instances to add to instance group [web] on zone [asia-east1-c].
  +I1218 16:21:21.049813       1 cloud.go:191] Added 1 instances into instance group [web]
  +I1218 16:21:21.049820       1 cloud.go:244] Setting instance group [web] port [11080]..
  +I1218 16:21:22.229671       1 cloud.go:266] Creating/updating load-balancer for [web:11080].
  +I1218 16:21:53.131003       1 gce.go:546] Created/updated firewall rule with success.
  +I1218 16:21:56.995704       1 gce.go:557] Created/updated HTTP health-check with success.
  +I1218 16:22:02.429513       1 gce.go:568] Created/updated backend service with success.
  +I1218 16:22:06.350711       1 gce.go:574] Created URL map with success.
  +I1218 16:22:10.381194       1 gce.go:580] Created target HTTP proxy with success.
  +I1218 16:22:17.401182       1 gce.go:587] Created global forwarding rule with success.
  +I1218 16:22:17.401215       1 cloud.go:268] Load-balancer [web] created successfully.
   ```
  +
  +Validate that load-balancing is working alright.
   
   Now, stop it:
   
  
positive.code: * `make`
  * Some Go tools
  ** http://getgb.io[`gb`] - `go get -u github.com/constabulary/gb/...`
  
  ## Development
  
  
negative.code: 
  ### Test
  
  **Attention:** Testing locally is not supported, but if you're feeling adventurous, take a look at https://github.com/pires/nomad-vagrant-coreos-cluster[this Nomad cluster with Consul integration].
  
  Now, before deploying the `nginx` service example, let's compile and run the load-balancer manager. On another terminal window, execute:
  
  