add jms-serializer 3.0 support

ilyashtrikul · mhujer · commit e83358f11b74 · 2019-05-31T12:41:59.000+02:00
- Closes #8 - Closes #9
diff --git a/composer.json b/composer.json
@@ -18,7 +18,7 @@
 	],
 	"require": {
 		"php": "~7.2",
-		"jms/serializer": "~2.0",
+		"jms/serializer": "~2.0|~3.0",
 		"ramsey/uuid": "~3.0"
 	},
 	"require-dev": {
