Keep journal in an on-device Couchbase Lite server

confg.xml           add Couchbase Lite plugin
controllers.js      sevice for journal now returns promises
services.js         rewrite completely to use Couchbase
tab-review.html     get images from couchbase
review-detail.html  get image from Couchbase
Merge pull request #16 from jeffsco/couchdb

Keep journal in an on-device Couchbase Lite server