* feat(java-jersey2): Adding http response headers and making example compilable
* feat(java-jersey2): Updating pet project
* feat(java-jersey2): Removing uncessary lines from Readme
* feat(java-jersey2): Updating pet projects
* feat(java-jersey2): Updating pet projects
* add group parameter support to php template
* more update for group parameter
* fix call to protect function
* fix missing $
* update based on feedback
* create fake endpoint to test group parameters
* sync fake petstore spec v2, v3
* fix php doc for group parameters
* update petstore samples
* update fake petstore spec v2
* update petstore samples
* fix spec and update samples
* fix schema/definition name as 'file'
* update samples
* Trigger CI due to previous Shippable race condition
* add fix with toModelName(openAPIType)
* update tests for file schema/definition name
* Update 3.0 test spec
* update samples
* update samples for jaxrs-cxf
* Trigger CI due to previous Shippable race condition
* add back explode