Merge pull request #469 from scala-steward/update/ebean-15.3.0

ebean 15.3.0 (was 15.1.0)

Author: mkurz

project/Dependencies.scala

@@ -16,7 +16,7 @@ object Dependencies {
 
   object Versions {
     val play: String   = "3.0.3"
-    val ebean          = "15.1.0"
+    val ebean          = "15.3.0"
     val typesafeConfig = "1.4.3"
   }