* Added oauth support
* fixed description of access_token field in Oauth authentication
* test selenium
* add java implementation
* remove commented dependencies| remove star import
* remove System.out.println
* added support for old format of spec.json files.
* added support for old format of spec.json files.
* added support for old format of spec.json files
* added credential with new spec format
* bumped connector version
* Reverted format of spec.json file
* Override extractRefreshToken method
* java oauth test fixes, minor updates, cloud spec version update
* Fixed docs strings
* Added HttpClient argument
* revert changes in seed folder to follow new dev flow
* Updated image version in seed
* Fixed import of IntercomOAuthFlow
* updated IntercomOAuthFlow to match base class changes
* Change image version to 0.1.8
Co-authored-by: vmaltsev <vitalii.maltsev@globallogic.com>