add brand icons note

Author: sprocketc

resources/public/icons/LICENSE

@@ -0,0 +1,20 @@
+# Brand Icons
+
+- android_head
+- chrome
+- chrome_android
+- edge
+- firefox
+- firefox_android
+- ie
+- oculus
+- opera
+- opera_android
+- safari
+- safari_ios
+- samsunginternet_android
+- webview_android
+
+All brand icons are trademarks of their respective owners.
+Brand icons should only be used to represent the company or product to which they refer.
+Please do not use brand logos for any purpose except to represent that particular brand or service.