* Added new cli option to define the request date converter
* Fixed a few build errors
* Update api.mustache
* Fixed api mustache
* Removed unused import
* Fixing mustache templates
* Tweaking mustache templates
* Added sample and new bat file
TODO create new openapi 2.0 source file to simulate the datestring via schema.
* Tweaking mustache templates
* Updated templates and samples
* Fixed build error
* Updated samples
* Fixed path
* run all script in circleci
* test kotlin clients
* add new files
* undo chanages to circleci script
* update samples
* update bitwise config
* fix typo
* Added new additional parameter to allow nullable api return types
* Tweaking samples and .bat files
I've added new .bat files for the kotlin-client to alllow windows-devs to re-generate required samples via windows-shell (for CI).