Sync icon (sync.png) by Lotcos (https://www.iconfinder.com/ATHtut): https://www.iconfinder.com/icons/254190/refresh_reload_rotate_synchronize_icon#size=128

License: Creative Commons (Attribution 3.0 Unported)

From SocialMedia icons set: https://www.iconfinder.com/iconsets/social-media-8

sync.gif was created from sync.png using GIMP (a series of rotated images) + ImageMagick's convert tool
