fix: links zeit to vercel

docs/docs/deploying-to-vercel.md

@@ -28,4 +28,4 @@ Your site will now deploy, and you will receive a link similar to the following:
 
 ## References:
 
-- [Example Project](https://github.com/zeit/now/tree/master/examples/gatsby)
+- [Example Project](https://github.com/vercel/vercel/tree/master/examples/gatsby)

examples/using-styled-jsx/README.md

@@ -2,7 +2,7 @@
 
 https://using-styled-jsx.gatsbyjs.org
 
-Demonstrates using [styled-jsx](https://github.com/zeit/styled-jsx) with the
+Demonstrates using [styled-jsx](https://github.com/vercel/styled-jsx) with the
 Gatsby plugin
 [gatsby-plugin-styled-jsx](https://www.gatsbyjs.org/packages/gatsby-plugin-styled-jsx/)
 which automatically provides SSR support.

packages/gatsby-plugin-styled-jsx/README.md

@@ -1,6 +1,6 @@
 # gatsby-plugin-styled-jsx
 
-Provides drop-in support for [styled-jsx](https://github.com/zeit/styled-jsx).
+Provides drop-in support for [styled-jsx](https://github.com/vercel/styled-jsx).
 
 ## Install
 
@@ -14,7 +14,7 @@ Add the plugin to the plugins array in your `gatsby-config.js` and use `<style j
 plugins: [`gatsby-plugin-styled-jsx`]
 ```
 
-You can add styled-jsx [plugins](https://github.com/zeit/styled-jsx#css-preprocessing-via-plugins) with the `jsxPlugins` option
+You can add styled-jsx [plugins](https://github.com/vercel/styled-jsx#css-preprocessing-via-plugins) with the `jsxPlugins` option
 
 ```js
 plugins: [
@@ -27,7 +27,7 @@ plugins: [
 ]
 ```
 
-[Configuration options for `styled-jsx`](https://github.com/zeit/styled-jsx#configuration-options) can also be specified:
+[Configuration options for `styled-jsx`](https://github.com/vercel/styled-jsx#configuration-options) can also be specified:
 
 ```js
 plugins: [