Fixes for 6b8c33e

Update PHP version in composer.json and define "fix" in a way that
is common in our repos.

Change-Id: I47d8e2289cf1246cd4980d8c87c1820b5bc7b091

composer.json

@@ -18,7 +18,7 @@
 		"irc": "irc://irc.freenode.net/mediawiki-i18n"
 	},
 	"require": {
-		"php": ">=5.3.0",
+		"php": ">=5.5.9",
 		"composer/installers": ">=1.0.1"
 	},
 	"suggest": {
@@ -29,12 +29,10 @@
 		"mediawiki/mediawiki-codesniffer": "0.7.1"
 	},
 	"scripts": {
+		"fix": "phpcbf",
 		"test": [
 			"parallel-lint . --exclude vendor",
 			"phpcs -p -s"
-		],
-		"fix": [
-			"phpcbf"
 		]
 	}
 }