Changed dependency

Author: LasseRafn

composer.json

@@ -18,7 +18,7 @@
 		"php": "^7.0|^7.1",
 		"intervention/image": "^2.3",
 		"intervention/imagecache": "^2.3",
-		"lasserafn/php-initials": "^1.9"
+		"lasserafn/php-initials": "^2.0"
 	},
 	"require-dev": {
 		"phpunit/phpunit": "^5.7",