Add build instructions to readme
Add build instructions to readme

tkobayas/optaplanner,baldimir/optaplanner,droolsjbpm/optaplanner,gsheldon/optaplanner,droolsjbpm/optaplanner,droolsjbpm/optaplanner,oskopek/optaplanner,oskopek/optaplanner,baldimir/optaplanner,gsheldon/optaplanner,tkobayas/optaplanner,oskopek/optaplanner,baldimir/optaplanner,oskopek/optaplanner,gsheldon/optaplanner,tkobayas/optaplanner,baldimir/optaplanner,gsheldon/optaplanner,tkobayas/optaplanner,droolsjbpm/optaplanner