Set latest version to 1.6

config/general.php

@@ -1,6 +1,6 @@
 <?php
-$latestVersion = "1.5.2";
-$latestBetaVersion = "1.6-dev";
+$latestVersion = "1.6";
+$latestBetaVersion = $latestVersion;
 $latestLauncherVersion = "1.0.0";
 $allowedVersions = [$latestVersion, $latestBetaVersion];
 $allowedDatabaseVersions = [$latestVersion, $latestBetaVersion];