Fix table of contents in README (#423)
Fix table of contents in README (#423)

Caveat was renamed to Issues. 'Other Cool Projects' was removed.
Both happened in e4b89a1.
existentialism/babel,claudiopro/babel,Skillupco/babel,kellyselden/babel,claudiopro/babel,hulkish/babel,samwgoldman/babel,babel/babel,jridgewell/babel,chicoxyzzy/babel,kaicataldo/babel,chicoxyzzy/babel,existentialism/babel,hzoo/babel,samwgoldman/babel,babel/babel,existentialism/babel,maurobringolf/babel,guybedford/babel,hulkish/babel,hzoo/babel,jridgewell/babel,shuhei/babel,PolymerLabs/babel,jridgewell/babel,Skillupco/babel,vadzim/babel,PolymerLabs/babel,claudiopro/babel,PolymerLabs/babel,hzoo/babel,kellyselden/babel,guybedford/babel,kellyselden/babel,jridgewell/babel,kellyselden/babel,shuhei/babel,kaicataldo/babel,Skillupco/babel,Skillupco/babel,chicoxyzzy/babel,babel/babel,kaicataldo/babel,samwgoldman/babel,guybedford/babel,shuhei/babel,hzoo/babel,maurobringolf/babel,hulkish/babel,chicoxyzzy/babel,maurobringolf/babel,vadzim/babel,babel/babel,kaicataldo/babel,hulkish/babel