Fixup a few minor documentation issues

Added some newlines

Left a FIXME in LanguageNameIndexer.php

Losslessly compressed display.png

Change-Id: I884b423d3812ddb964a6a70f75a6331a73371165

UniversalLanguageSelector.hooks.php

@@ -32,10 +32,11 @@ class UniversalLanguageSelectorHooks {
 		$out->addModules( 'ext.uls.displaysettings' );
 		return true;
 	}
+
 	/**
 	 * ResourceLoaderTestModules hook handler.
-	 * @param $testModules: array of javascript testing modules. 'qunit' is fed using tests/qunit/QUnitTestResources.php.
+	 * @param $testModules array of javascript testing modules. 'qunit' is fed using tests/qunit/QUnitTestResources.php.
-	 * @param $resourceLoader object
+	 * @param $resourceLoader ResourceLoader
 	 * @return bool
 	 */
 	public static function addTestModules( array &$testModules, ResourceLoader &$resourceLoader ) {
@@ -47,6 +48,7 @@ class UniversalLanguageSelectorHooks {
 		);
 		return true;
 	}
+
 	/**
 	 * Add some tabs for navigation for users who do not use Ajax interface.
 	 * Hooks: SkinTemplateNavigation, SkinTemplateTabs
@@ -93,6 +95,7 @@ class UniversalLanguageSelectorHooks {
 		$code = RequestContext::sanitizeLangCode( $code );
 		return true;
 	}
+
 	/**
 	 * Hook: ResourceLoaderGetConfigVars
 	 * @param $vars Array
@@ -107,6 +110,9 @@ class UniversalLanguageSelectorHooks {
 	/**
 	 * Add the template for the ULS to the body.
 	 * Hooks: SkinAfterContent
+	 * @param $data string
+	 * @param $skin Skin
+	 * @return bool
 	 * TODO: move to JavaScript side
 	 * TODO: hardcoded English
 	 */

data/LanguageNameIndexer.php

@@ -39,7 +39,7 @@ class LanguageNameIndexer extends Maintenance {
 		foreach ( $languages as $code => $name ) {
 			$all[$code][strtolower( $name )] = true;
 			$langnames = LanguageNames::getNames( $code, 0, 2 );
-			foreach ( $langnames as $code => $name ) {
+			foreach ( $langnames as $code => $name ) { // FIXME: Variable pollution
 				$all[$code][] = strtolower( $name );
 			}
 		}

data/LanguageNameSearch.php

@@ -19,9 +19,11 @@
  */
 class LanguageNameSearch {
 	static $languagenames;
+
 	public static function init() {
 		self::$languagenames = unserialize( file_get_contents( __DIR__ . '/langnames.ser' ) );
 	}
+
 	public static function search( $searchKey, $typos = 0 ) {
 		if ( self::$languagenames === null ) {
 			self::init();
@@ -61,6 +63,7 @@ class LanguageNameSearch {
 	/**
 	 * Get the code point of first letter of string
 	 *
+	 * @param $str string
 	 * @return integer Code point of first letter of string
 	 */
 	static function getCodepoint( $str ) {
@@ -84,6 +87,7 @@ class LanguageNameSearch {
 			}
 		}
 	}
+
 	/**
 	 * Calculate the Levenshtein distance between two strings
 	 * @param $str1