use local docker registry
add regitry-ui
change registry-ui port mapping from 8005 to 8080
factoring out bin/start-app scripts from bin/dk
update README and Vagrant port forwarding
fix not passing params to dk bug in bin/vdk
fixed start-app scripts
fix kafka restart problem caused by a bug in kafka 0.8.1; add images/phpmyadmin; add images/sandbox
specify ubuntu version of base image to play safe
add ref KAFKA-1451 to bin/start-kafka
fix bin/.bash_profile
Merge pull request #1 from xueshanf/master

bin/dk: fix syntax error.
tidy up all the bin scripts and make them more registry friendly
merged changes from branch my-registry
fix box url setting in Vagrantfile