style(MIGRATION): improve table formatting
style(MIGRATION): improve table formatting

staltz/RxJSNext,jayphelps/rxjs,jinroh/RxJS,SangKa/RxJS-Docs-CN,trxcllnt/RxJS,ReactiveX/rxjs,jinroh/RxJS,jayphelps/rxjs,Brocco/RxJS,adrianomelo/RxJS-1,ReactiveX/RxJS,adrianomelo/RxJSNext,jadbox/RxJS,justinwoo/RxJS,elliotschi/rxjs,martinsik/rxjs,robwormald/RxJS,figueredo/RxJS,elliotschi/rxjs,jinroh/RxJS,kwonoj/RxJS,ReactiveX/rxjs,Igorbek/rxjs5,RxJS-CN/RxJS-Docs-CN,robwormald/RxJS,RxJS-CN/RxJS-Docs-CN,staltz/RxJSNext,jayphelps/rxjs,kwonoj/RxJS,benlesh/RxJS,adrianomelo/RxJS-1,benlesh/RxJS,SangKa/RxJS-Docs-CN,robwormald/RxJS,ReactiveX/rxjs,trxcllnt/RxJS,justinwoo/RxJS,SangKa/RxJS-Docs-CN,RxJS-CN/RxJS-Docs-CN,robwormald/RxJS,gluck/RxJS,jayphelps/rxjs,IgorMinar/RxJS,jinroh/RxJS,Brocco/RxJS,justinwoo/RxJS,Igorbek/rxjs5,Igorbek/rxjs5,adrianomelo/RxJSNext,justinwoo/RxJS,figueredo/RxJS,ReactiveX/RxJS,adrianomelo/RxJS-1,figueredo/RxJS,Brocco/RxJS,martinsik/rxjs,benlesh/RxJS,ReactiveX/RxJS,gluck/RxJS,RxJS-CN/RxJS-Docs-CN,adrianomelo/RxJSNext,kwonoj/RxJS,kwonoj/RxJS,figueredo/RxJS,elliotschi/rxjs,gluck/RxJS,jadbox/RxJS,elliotschi/rxjs,gluck/RxJS,Brocco/RxJS,Igorbek/rxjs5,saneyuki/RxJS,IgorMinar/RxJS,staltz/RxJSNext,saneyuki/RxJS,benlesh/RxJS,ReactiveX/RxJS,jayphelps/rxjs,trxcllnt/RxJS,adrianomelo/RxJS-1,ReactiveX/rxjs,jadbox/RxJS,martinsik/rxjs,staltz/RxJSNext,SangKa/RxJS-Docs-CN,adrianomelo/RxJSNext,trxcllnt/RxJS,jadbox/RxJS,martinsik/rxjs