updated redis connectivity and tests

package.json dependency changed from redis-connect to redis
app.js redis client connection updated
added data.js for preliminary db interaction testing
Merge branch 'master' of https://github.com/jdehlin/ITS-Hackday1

Conflicts:
	app.js
	package.json
Merge branch 'master' of https://github.com/jdehlin/ITS-Hackday1