Add .editorconfig file. [ci skip]
Add .editorconfig file. [ci skip]

Keystion/platform.js,am11/platform.js,Keystion/platform.js,bestiejs/platform.js,nonconforme/platform.js,bestiejs/platform.js,nonconforme/platform.js,nonconforme/platform.js,am11/platform.js,Keystion/platform.js,bestiejs/platform.js,am11/platform.js