Add "Unfeatured" toolbutton to Article Manager
Hathor icons
Change "Remove" button to "Unfeatured"
Changed text JUNFEATURED to JUNFEATURE

Changed text JUNFEATURED to JUNFEATURE for language correctness and consistency as requred by @brianteeman
New strings as requested
Fix Items Count not displayed in categories list (com_contact)

Issue: In com_contact the "Items Count" was not displayed in categories
list
Cause: wrong parameter name
fix var name
Merge pull request #5515 from smz/ContactCategoriesItemsCount

Fix Items Count not displayed in categories list (com_contact)
[fix] Missing addslashes in batch alert message
Merge pull request #5485 from smz/UnfeaturedToolButton

Add "Unfeatured" toolbutton to Article Manager
Merge pull request #5511 from richard67/patch-2

Change "Remove" button to "Unfeature" in featured articles admin view - see PR #5485
Merge pull request #5517 from jackkum/fix-admin-contact

[fix] the name of the variable (#5507)