documents spinner
spinner in viewer
#spinner to .spinner
hide titles when loading
Merge branch 'knockout-binding' into knockout-spinner

Conflicts:
	public/app.html
Merge branch 'knockout-spinner' of github.com:AnyFetch/salesFetch into knockout-spinner
fix spinner
fix "undefined" before displaying doc
fix error when call full document endpoint
Merge pull request #76 from AnyFetch/knockout-spinner

Spinner in Knockout UI when waiting for AJAX requests