Spring cloud netflix stack

Server module - Eureka server
Client module - eureka client with hystrix command
Dasboard module - hystrix dashboard
Turbine module - turbine aggregator

How to run

Start eureka server
- verify that server started
```
http://localhost:8761/
```
Start client instance
- verify that app works
```
http://localhost:port/to-read/book
```
App starts on a random port. Check logs for port details.
- verify that hystrix actuator is available
```
http://localhost:port/actuator/hystrix.stream
```
Start hystrix dashboard
- verify that dashboard started
```
http://localhost:7777/hystrix 
```
if you don't need to aggregate metrics from several instances just pass hystrix actuator URL from step 2 to dashboard.
Start the turbine
- verify that turbine stream is available
```
http://localhost:8888/turbine.stream
```
- pass turbine stream URL to hystrix dashboard.