Refactoring
Changelog updated, version changed
Translation fixes
Added option - force update feeds on popup open, version changed
Getting access token improved
Added icon for feeds in the popup
Decreased hideNotificationDelay initial value
Added blog icons in notifications
Readme updated, version changed
Fixed blog icons background in the popup
Changelog updated, version changed
Fixed border in the popup
Fixed bug with auto mark as read
Added border in saved feeds
Merge branch 'milestone' into official_api

Conflicts:
	scripts/core.js