added bugs, homepage, keywords, and a note for unpkg CDN on package.json
added bugs, homepage, keywords, and a note for unpkg CDN on package.json

gitsummore/nile.js,derekmiranda/nile.js,jpmitchellpierson/nile.js,derekmiranda/nile.js,jpmitchellpierson/nile.js,gitsummore/nile.js