refresh time line data when slide little scrubber
Merge remote-tracking branch 'origin/23021_timeline_wont_change_year_view' into develop

Conflicts:
	app/assets/javascripts/timeline.js.coffee
Bug #24406 fixed: Map: state pop-up doesn't work
Task #24412 resolved: App library - must have a way to identify apps for the home page
Bug #24402 fixed: App Library - Need to be able to specify teaser text for home page
Task #24412: make possible to set applicaiton created time.
Bug #24354 fixed: Timeline list of items by year does not match summary
Feature #23997 resolved: Item details page: click on thumbnail should follow to full text page
Bug #23945 fixed: Item detail - Do not display fields that are empty
Bug #24401 fixed: Home page: there is should be 2 news and All New link on home page
Bug #24175 fixed: Better 404/error page
Bug #24221 fixed: Can't delete "Unlisted" list from my user account
Bug #24403 fixed: Home page: colours of application should be different
Flash messages output disabled
Feature #23808 completed: Display correctly multiple item titles on item details page
Link to WP feed updated
Removed Help link from main nav
Saved lists: application crash when API returns fixed
API changed to apl.dp.la in settings.yml
Small imperfection fixed