generated new helloworld app
update start.cljs to match original helloworld app
remove unused namespaces
copy over helloworld readme and update instructions to be accurate
replace helloworld app with newer one
add Copyright to relevant pages
add a little more to the helloworld-app readme
helloworld-app doesn't use any app-specific templates
generate new pedestal-app for chat
Merge pull request #35 from pedestal/update-helloworld-app

Update helloworld app to new dataflow
add set-nickname transform
update tests to pass, get rid of generated transform
chat emit wip
hook up correct emit to handle :nickname appearing on the data path
add clear-nickname op with tests
add send-message transform and effect
add clear-messages transform
fix server topic
add two transforms for inbound
refactor test-helper to not assume deltas assertion