fixed image size in preview
Closed #20
Changed width for iframes in the popup
Refactoring
Closed #19
Simple saved feeds implementation (read only)
Closed #22
closed #17
Closed #18
Donate button
Merge branch 'master' into milestone

Conflicts:
	scripts/core.js
Fixed getting feedly user ID
styling tabs
Ability set count of max feeds in popup
changes to tabs and options
fixes in tabs
Localization
Merge branch 'milestone' of https://github.com/olsh/Feedly-Notifier into milestone
Some UI bugfixes
Some UI improvements