plugins/README: more readable API block
plugins/README: more readable API block

allypalanzi/svgo,bORm/svgo,subzey/svgo,WebTwist/svgo,akatopo/svgo,svg/svgo,ricardobeat/svgo,ennett50/svgo,svg/svgo,jagan-veeraraghavan/svgo,ben-eb/svgo,pieter-lazzaro/svgo,pgherveou/svgo,OrangeLV/svgo,PeterWangPo/svgo