FLOE-242: Upgraded pouchDB to 3.0.6 that includes a workaround for issues using pouchDB with Safari 7.1 and iOS 8.
Merge remote-tracking branch 'cindy/FLOE-242'

* cindy/FLOE-242:
  FLOE-242: Upgraded pouchDB to 3.0.6 that includes a workaround for issues using pouchDB with Safari 7.1 and iOS 8.
FLOE-211: Removed pouchDB from the metadata demo.
FLOE-211: Code clean up and improvement.
FLOE-211: Initialize the metadata component models by either direct assignment or via model relay.
Merge remote-tracking branch 'cindy/FLOE-211'

* cindy/FLOE-211:
  FLOE-211: Initialize the metadata component models by either direct assignment or via model relay.
  FLOE-211: Code clean up and improvement.
  FLOE-211: Removed pouchDB from the metadata demo.