Update README with mention of `StethoURLConnectionManager`.
Update README with mention of `StethoURLConnectionManager`.

HappyYang/stetho,HappyYang/stetho,littlezan/stetho,nvoron23/stetho,sam-yr/stetho,littlezan/stetho,johnhiott/stetho,awesome-niu/stetho,HiWong/stetho,rickbrew/stetho,potyl/stetho,laiqurufeng/stetho,felipecsl/stetho,xxjishi/stetho,modulexcite/stetho,hzsweers/stetho,johnhiott/stetho,mengdilin/stetho,xxjishi/stetho,rickbrew/stetho,sdjtu502/stetho,sam-yr/stetho,rickbrew/stetho,johnhiott/stetho,HappyYang/stetho,chengky/stetho,blavalla/stetho,modulexcite/stetho,VEINHORN/stetho,mengdilin/stetho,awesome-niu/stetho,longinoa/stetho,nickhargreaves/stetho,facebook/stetho,jtyang/stetho,treejames/stetho,awesome-niu/stetho,tryroach/stetho,sdjtu502/stetho,nvoron23/stetho,tryroach/stetho,Jericho25/stetho,facebook/stetho,mengdilin/stetho,briangriffey/stetho,modulexcite/stetho,sam-yr/stetho,sdjtu502/stetho,sam-yr/stetho,chengky/stetho,blavalla/stetho,ichub/stetho,laiqurufeng/stetho,chengky/stetho,blavalla/stetho,briangriffey/stetho,sdjtu502/stetho,VEINHORN/stetho,xxjishi/stetho,facebook/stetho,hzsweers/stetho,potyl/stetho,littlezan/stetho,facebook/stetho,ichub/stetho,littlezan/stetho,lbrant/stetho,HiWong/stetho,hzsweers/stetho,HiWong/stetho,HappyYang/stetho,jtyang/stetho,jtyang/stetho,rickbrew/stetho,tryroach/stetho,felipecsl/stetho,nickhargreaves/stetho,hzsweers/stetho,mengdilin/stetho,lbrant/stetho,tryroach/stetho,lbrant/stetho,VEINHORN/stetho,jtyang/stetho,blavalla/stetho,treejames/stetho,treejames/stetho,modulexcite/stetho,lbrant/stetho,ichub/stetho,potyl/stetho,felipecsl/stetho,VEINHORN/stetho,Jericho25/stetho,chengky/stetho,Jericho25/stetho,xxjishi/stetho,laiqurufeng/stetho,ichub/stetho,felipecsl/stetho,nickhargreaves/stetho,potyl/stetho,HiWong/stetho,longinoa/stetho