Remove Endangered Languages list (#936)

readme.md

@@ -458,7 +458,6 @@
 - [REST](https://github.com/marmelab/awesome-rest)
 - [Selenium](https://github.com/christian-bromann/awesome-selenium)
 - [Appium](https://github.com/SrinivasanTarget/awesome-appium) - Test automation tool for apps.
-- [Endangered Languages](https://github.com/RichardLitt/endangered-languages)
 - [Continuous Delivery](https://github.com/ciandcd/awesome-ciandcd)
 - [Services Engineering](https://github.com/mmcgrana/services-engineering)
 - [Free for Developers](https://github.com/ripienaar/free-for-dev)