* Added tests and fix for issue #1392. Param validation with regex not recognizing \d correctly in Ruby client.
* Added generated files to pass ./bin/utils/ensure-up-to-date which is run by circleci
* 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 InlineModelResolver's logis and use openapi-generator's InlineModelResolver, so that nested "required" works correctly
* add "required" to nested model schema
* update ensure-up-to-date to include openapi v3's jaxrs
* change test required field
* fix sample shell script, hide timestamp
* fix NPE
* move test case to petstore-with-fake-endpoints-models-for-testing.yaml
* fix jaxrs-jersey (oas3) example generate shell script to use petstore-with-fake-endpoints-models-for-testing.yaml
* add default value
* re-generate samples
* support form-data file MIME `name` parameter
* update test spec and Go client for form-data file name
* update samples for ensure-up-to-date
* update mustache template
* update samples for Go client
* improve assignment location
* 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
