new module share-protocol
updated push-ui (different config fields, move config page to Phenotips area on admin page)
updated receiver-ui (updatede velocity to match API, new push server config pages)
receive-api: added server response wrappers
Updated push-api (close to complete but with debug/event listener)
updated receiver-api (new API w/JSON communication, but missing parts which need to be merged with Anton's code)