Move classes to includes/

Change-Id: I96427695a109bd50848dd0b6f95d8bb2bdcd6d33

.phpcs.xml

@@ -2,7 +2,6 @@
 <ruleset>
 	<rule ref="./vendor/mediawiki/mediawiki-codesniffer/MediaWiki">
 		<exclude name="MediaWiki.Commenting.FunctionComment.MissingParamComment" />
-		<exclude name="MediaWiki.Files.ClassMatchesFilename.NotMatch" />
 		<exclude name="MediaWiki.WhiteSpace.SpaceBeforeSingleLineComment.NewLineComment" />
 		<exclude name="Squiz.Scope.MethodScope.Missing" />
 	</rule>

extension.json

@@ -42,7 +42,7 @@
 		"Contact": "SpecialContact"
 	},
 	"AutoloadClasses": {
-		"SpecialContact": "ContactPage_body.php"
+		"SpecialContact": "includes/SpecialContact.php"
 	},
 	"manifest_version": 1
 }