Facebook welcomes contributions to our SDKs. All contributors must sign a CLA (contributor license agreement) here: https://developers.facebook.com/opensource/cla To contribute on behalf of your employer, sign the company CLA To contribute on behalf of yourself, sign the individual CLA All contributions: 1/ MUST be be licensed using the Apache License, Version 2.0 2/ authors MAY retain copyright by adding their copyright notice to the appropriate flies More information on the Apache License can be found here: http://www.apache.org/foundation/license-faq.html ## Code of Conduct Facebook has adopted a Code of Conduct that we expect project participants to adhere to. Please read the [full text](https://code.fb.com/codeofconduct/) so that you can understand what actions will and will not be tolerated.