allow nesting of round progressbars and re-use of the round-progress-wrapper
allow nesting of round progressbars and re-use of the round-progress-wrapper

crisbeto/angular-svg-round-progressbar,msfilho/angular-svg-round-progressbar,akashkummari/myFirstProject,crisbeto/angular-svg-round-progressbar,akashkummari/myFirstProject,msfilho/angular-svg-round-progressbar