: upgrade to CLDR 31

- fixes some tests related to Swiss group separator
- added some manual patches to fix language matcher
- generate new tables for language matcher (not
   all used yet)

Change-Id: I42961cda4d81b302c7d31690507b8d9ea85a0ed2
Reviewed-on: https://go-review.googlesource.com/46852
Run-TryBot: Marcel van Lohuizen <mpvl@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Nigel Tao <nigeltao@golang.org>

Author: mpvl

currency/tables.go

@@ -462,7 +462,7 @@ func TestLocales(t *testing.T) {
 	}{
 		{language.Make("en"), "123456.78", "123,456.78"},
 		{language.Make("de"), "123456.78", "123.456,78"},
-		{language.Make("de-CH"), "123456.78", "123'456.78"},
+		{language.Make("de-CH"), "123456.78", "123’456.78"},
 		{language.Make("fr"), "123456.78", "123 456,78"},
 		{language.Make("bn"), "123456.78", "১,২৩,৪৫৬.৭৮"},
 	}

feature/plural/data_test.go

@@ -27,9 +27,9 @@ func TestInfo(t *testing.T) {
 		// U+096F DEVANAGARI DIGIT NINE ('९')
 		{"de-BE-u-nu-deva", SymGroup, ".", '\u096f'}, // miss -> latn -> de
 		{"de-Cyrl-BE", SymGroup, ",", '9'},           // inherits from root
-		{"de-CH", SymGroup, "'", '9'},                // overrides values in de
-		{"de-CH-oxendict", SymGroup, "'", '9'},       // inherits from de-CH (no compact index)
-		{"de-CH-u-nu-deva", SymGroup, "'", '\u096f'}, // miss -> latn -> de-CH
+		{"de-CH", SymGroup, "’", '9'},                // overrides values in de
+		{"de-CH-oxendict", SymGroup, "’", '9'},       // inherits from de-CH (no compact index)
+		{"de-CH-u-nu-deva", SymGroup, "’", '\u096f'}, // miss -> latn -> de-CH
 
 		{"pa", SymExponential, "E", '9'},