Patched TypeUtil.scala to handle java.util.Collection the same way it handles java.util.List

Author: jorgenbraseth

modules/swagger-core/src/main/scala/com/wordnik/swagger/core/util/TypeUtil.scala

@@ -62,7 +62,7 @@ object TypeUtil {
   def isParameterizedList(gt: Type): Boolean = {
     if (classOf[ParameterizedType].isAssignableFrom(gt.getClass)) {
       val tp = gt.asInstanceOf[ParameterizedType].getRawType
-      (tp == classOf[java.util.List[_]] || tp == classOf[scala.List[_]] || tp == classOf[Seq[_]])
+        (tp == classOf[java.util.List[_]] || tp == classOf[java.util.Collection[_]] || tp == classOf[scala.List[_]] || tp == classOf[Seq[_]])
     }
     else false
   }