* add test case for ref to map (boolean) in fake petstore spec
* fix alias to map in model properties
* remove logging from new method
* update samples for the new map test case
* fix javadoc string
* skip testSanitizeNestedInvalidValue in php test
* skip test in php oas3 client
* add logic to handle outer enum
* update samples
* fix alias in model's allOf
* generate models for map def
* update petstore samples
* update petstore samples
* Implemented support for Play! 2.5.x / java8
* Added petstore sample for play25
* implemented play25 support
implemented version switch via playVersion config option
* fixed compilation failure after merge
* Disabled generation of CustomInstantDeserializer if dateLibrary equals to java8