* Adds oneOf + anyOf schemas, models and tests to python-experimental
* Adds setUpClass and tearDownClass
* Removes newline in method_init_shared.mustache
* Regenerated v3 spec sample for python-experimental
* Fxes test for discard_unknown_keys
* Moves new models into existing spec, regen python-exp and go-exp
* Also fix python-exp windows file
* Reverted path changes. Removed additional files in php petstore-security-test folder. Generated new samples.
* Batch and Shell scripts modified to use the same specification files for sample generation. Sample files generated.
* Input file path in PHP client batch file equalized with the input path in the shell script file. Samples generated.
* Added a missing bracket in the PHP client mustache template.
* AbstractPhpCodegen apiDocPath and modelDocPath creation adjusted to always use slash instead of system seperator, since the values will just be used in Markdown files.
* Unnecessary samples removed.
* Fixed unnecessary diversions between Windows and Linux/Mac paths in PHP codegen.
* New samples generated after rebase.
* Fixed a sample in TypeScript Angular v2 which caused CI to break.
* fix float/double default value
* better code format
* better CI for openapi3 batch files (C# client)
* update nancyfx samples
* pipe output to /dev/null to reduce log size
* fix windows batch file
* add C# API client generated by OAS3 spec
