pguso/jquery-plugin-circliful — pull request #35 by shkolnik (2014-11-20 22:03:05+00:00)
Title: Automatically adjust to Hi DPI (Retina) Screens

Added a check to window.devicePixelRatio to identify Hi DPI (Retina) Screens and scale the size (density) of the generated circle accordingly. Result is sharper circle on Retina screens.