[Feeds] Added the logic to trigger disabling the previous and next in the pagination in feeds.
Merge pull request #6249 from thomasgohard/feeds-add-pagination-logic

[Feeds] Added the logic to trigger displaying pagination in feeds.
[Feeds] Added the logic to trigger disabling the previous and next in the pagination in feeds.

Conflicts:
	src/plugins/feeds/feeds.js
Feeds: Added ability to switch between next/previous pages.
Feeds: Partially fixed disabled pagination logic issues.