* App, Document, Page, Error types description
* Router description
* Added head changed router
* Additions
* Fix examples
* Push and replace details
* Update packages/next-server/lib/head.tsx
Co-Authored-By: Luis Fernando Alvarez D. <luis@zeit.co>
* Update packages/next-server/lib/utils.ts
Co-Authored-By: Luis Fernando Alvarez D. <luis@zeit.co>
* Update packages/next/types/index.d.ts
Co-Authored-By: Luis Fernando Alvarez D. <luis@zeit.co>
* Update packages/next/pages/_document.tsx
Co-Authored-By: Luis Fernando Alvarez D. <luis@zeit.co>
* Update packages/next/pages/_document.tsx
Co-Authored-By: Luis Fernando Alvarez D. <luis@zeit.co>
* Update packages/next/pages/_app.tsx
Co-Authored-By: Luis Fernando Alvarez D. <luis@zeit.co>
* Update packages/next/pages/_document.tsx
Co-Authored-By: Luis Fernando Alvarez D. <luis@zeit.co>