Merge pull request #9275 from albertopq/contacts-last-contact-chunk-not-rendered

Bug 863180 - Last Contact of a chunk is not rendered (and adding tests) r=arcturus
(cherry picked from commit 9f537aa216f3c12725c8d1c5c9603370b6bc1c46)

Conflicts:
	apps/communications/contacts/test/unit/contacts_list_test.js