Update Readme with udp ports for production

Added udp port to the Readme in production section, tested that without there will be errors 
-p 10.0.1.1:8301:8301/udp \
-p 10.0.1.1:8302:8302/udp \
missing udp ports
Merge pull request #4 from topochan/patch-1

Update Readme with udp ports for production