chore: update version

Author: timnarr

composer.json

@@ -10,7 +10,7 @@
 		"responsive-images",
 		"modern-images"
 	],
-	"version": "0.1.4",
+	"version": "0.2.0-beta.1",
 	"license": "MIT",
 	"homepage": "https://github.com/timnarr/kirby-imagex",
 	"authors": [