Add all translations to the "introduction" edition

editions/introduction/tiddlers/slides/Translations.tid

@@ -4,9 +4,9 @@ title: Translations
 $(languagePluginTitle)$/icon
 \end
 
-The following plugin translations are currently available:
+TiddlyWiki is currently available in <$count filter="[[$:/languages/en-GB]] [plugin-type[language]sort[title]] -[[$:/languages/de-AT]]"/> languages:
 
-<div class="tc-drop-down-language-chooser" style="font-size: 16px; line-height: 20px;">
+<div class="tc-drop-down-language-chooser" style="font-size: 10px; line-height: 12px; -moz-columns:2; -webkit-columns:2; columns:2;">
 <$list filter="[[$:/languages/en-GB]] [plugin-type[language]sort[title]] -[[$:/languages/de-AT]]">
 <div class="tc-language-list">
 <span class="tc-language-list-greeting">

editions/introduction/tiddlywiki.info

@@ -17,20 +17,29 @@
 		"tiddlywiki/readonly"
 	],
 	"languages": [
+		"ca-ES",
+		"cs-CZ",
 		"da-DK",
-		"el-GR",
-		"en-US",
-		"en-GB",
 		"de-AT",
 		"de-DE",
+		"el-GR",
+		"en-GB",
+		"en-US",
 		"es-ES",
 		"fr-FR",
-		"zh-Hans",
-		"zh-Hant",
+		"hi-IN",
+		"ia-IA",
 		"it-IT",
 		"ja-JP",
-		"cs-CZ",
-		"ru-RU"
+		"ko-KR",
+		"nl-NL",
+		"pa-IN",
+		"pt-PT",
+		"ru-RU",
+		"sk-SK",
+		"sv-SE",
+		"zh-Hans",
+		"zh-Hant"
 	],
 	"build": {
 		"index": [