Merge "RecentChanges, RecentChangesLinked, Watchlist: message when no items"

diff --cc includes/specials/SpecialRecentchanges.php
Simple merge

diff --cc includes/specials/SpecialRecentchangeslinked.php
Simple merge

diff --cc includes/specials/SpecialWatchlist.php
Simple merge

diff --cc languages/messages/MessagesEn.php
Simple merge

diff --cc languages/messages/MessagesQqq.php
Simple merge

diff --cc maintenance/language/messages.inc
Simple merge