[#22] Add to build instructions that java 8 is required
[#22] Add to build instructions that java 8 is required

jasonchaffee/camel-labs,krissman/rhiot,jasonchaffee/camel-labs,finiteloopme/rhiot,finiteloopme/rhiot,lasombra/rhiot,lasombra/rhiot,rhiot/rhiot,krissman/rhiot,rimolive/rhiot,rhiot/rhiot,rhiot/rhiot,rimolive/rhiot,rimolive/rhiot,rhiot/rhiot,rimolive/rhiot,rhiot/rhiot,krissman/rhiot,krissman/rhiot,lasombra/rhiot,jasonchaffee/camel-labs,rhiot/rhiot,finiteloopme/rhiot,rhiot/rhiot,krissman/rhiot,lasombra/rhiot,rimolive/rhiot,rimolive/rhiot,krissman/rhiot,krissman/rhiot,rimolive/rhiot,finiteloopme/rhiot