Merge "Add Unicode to ICU mappings for versions 51-57"

diff --combined includes/collation/IcuCollation.php
index b956d4b,dc8c607..c2e8b24
--- 1/includes/collation/IcuCollation.php
--- 2/includes/collation/IcuCollation.php
+++ b/includes/collation/IcuCollation.php
@@@ -93,14 -93,7 +93,14 @@@ class IcuCollation extends Collation 
                'be-tarask' => [ "Ё" ],
                'cy' => [ "Ch", "Dd", "Ff", "Ng", "Ll", "Ph", "Rh", "Th" ],
                'en' => [],
 -              'fa' => [ "آ", "ء", "ه" ],
 +              // RTL, let's put each letter on a new line
 +              'fa' => [
 +                      "آ",
 +                      "ء",
 +                      "ه",
 +                      "ا",
 +                      "و"
 +              ],
                'fi' => [ "Å", "Ä", "Ö" ],
                'fr' => [],
                'hu' => [ "Cs", "Dz", "Dzs", "Gy", "Ly", "Ny", "Ö", "Sz", "Ty", "Ü", "Zs" ],
@@@ -451,6 -444,13 +451,13 @@@
                $versionPrefix = substr( $icuVersion, 0, 3 );
                // Source: http://site.icu-project.org/download
                $map = [
+                       '57.' => '8.0',
+                       '56.' => '8.0',
+                       '55.' => '7.0',
+                       '54.' => '7.0',
+                       '53.' => '6.3',
+                       '52.' => '6.3',
+                       '51.' => '6.2',
                        '50.' => '6.2',
                        '49.' => '6.1',
                        '4.8' => '6.0',