Add nodejs10.x (#934)

* Add nodejs10.x

* Remove v prefix so that engine syntax is clear

* Remove nodejs6.10 runtime

Author: styfle

pages/docs/v2/deployments/builders/developer-guide.mdx

@@ -6,7 +6,7 @@ export const meta = {
   description:
     'How to create a Builder to take ZEIT Now deployment sources and output either static files or lambdas with almost limitless possibilities.',
   editUrl: 'pages/docs/v2/deployments/builders/developer-guide.mdx',
-  lastEdited: '2019-04-25T14:24:10.000Z'
+  lastEdited: '2019-06-24T16:22:38.000Z'
 }
 
 A builder is an npm module that exposes a `build` function and optionally an `analyze` function and `prepareCache` function.
@@ -355,8 +355,8 @@ This is a [JavaScript class](https://developer.mozilla.org/en-US/docs/Web/JavaSc
 
 This is an abstract enumeration type that is implemented by one of the following possible `String` values:
 
+- `nodejs10.x`
 - `nodejs8.10`
-- `nodejs6.10`
 - `go1.x`
 - `java-1.8.0-openjdk`
 - `python3.6`

pages/docs/v2/deployments/official-builders/next-js-now-next.mdx

@@ -14,7 +14,7 @@ export const meta = {
   description:
     'The official Next.js Builder for ZEIT Now. Deploy Next.js applications with ease.',
   editUrl: 'pages/docs/v2/deployments/official-builders/next-js-now-next.mdx',
-  lastEdited: '2019-06-22T00:05:12.000Z'
+  lastEdited: '2019-06-24T14:13:20.000Z'
 }
 
 <Tag>Status: Stable</Tag>
@@ -247,7 +247,9 @@ The resulting Lambda contains the build time: <https://nextjs-build-pqo9ri0y2.no
 
 ### Node.js version
 
-The Node.js version used is the **v8.10**.
+The default Node.js version used is **8.10.x**.
+
+The version can be changed to **10.x** by defining [engines](https://docs.npmjs.com/files/package.json#engines) in `package.json`.
 
 ### Custom Server
 

pages/docs/v2/deployments/official-builders/node-js-now-node.mdx

@@ -15,7 +15,7 @@ export const meta = {
   description:
     'The official Node.js Builder for ZEIT Now. Deploy serverless Node.js applications with ease.',
   editUrl: 'pages/docs/v2/deployments/official-builders/node-js-now-node.mdx',
-  lastEdited: '2019-06-17T08:18:07.000Z'
+  lastEdited: '2019-06-24T14:13:20.000Z'
 }
 
 <Tag>Status: Stable</Tag>
@@ -353,7 +353,9 @@ The resulting lambda contains both the build and current time: <https://build-ti
 
 ### Node.js Version
 
-The Node.js version used is the **v8.10**.
+The default Node.js version used is **8.10.x**.
+
+The version can be changed to **10.x** by defining [engines](https://docs.npmjs.com/files/package.json#engines) in `package.json`.
 
 ### Maximum Lambda Bundle Size
 

pages/docs/v2/deployments/official-builders/node-js-server-now-node-server.mdx

@@ -15,7 +15,7 @@ export const meta = {
     'The official Node.js Server Builder for ZEIT Now. Deploy a Node.js server on ZEIT Now.',
   editUrl:
     'pages/docs/v2/deployments/official-builders/node-js-server-now-node-server.mdx',
-  lastEdited: '2019-03-08T17:46:24.000Z'
+  lastEdited: '2019-06-24T14:13:20.000Z'
 }
 
 <Tag>Status: Stable</Tag>
@@ -114,7 +114,9 @@ To install private npm modules, define `NPM_TOKEN` as a [build environment varia
 
 ### Node.js version
 
-The Node.js version used is the **v8.10**.
+The default Node.js version used is **8.10.x**.
+
+The version can be changed to **10.x** by defining [engines](https://docs.npmjs.com/files/package.json#engines) in `package.json`.
 
 ### Maximum Lambda Bundle Size
 

pages/docs/v2/deployments/official-builders/static-build-now-static-build.mdx

@@ -14,7 +14,7 @@ export const meta = {
     'The official Static Builds Builder for ZEIT Now. Run any package.json build script for your source files and deploy the result.',
   editUrl:
     'pages/docs/v2/deployments/official-builders/static-build-now-static-build.mdx',
-  lastEdited: '2019-02-26T13:27:30.000Z'
+  lastEdited: '2019-06-24T14:13:20.000Z'
 }
 
 <Tag>Status: Stable</Tag>
@@ -291,7 +291,9 @@ To install private npm modules, define `NPM_TOKEN` as a [build environment](/doc
 
 ### Node.js Version
 
-The Node.js version used is the latest in the **8 branch**.
+The default Node.js version used is **8.10.x**.
+
+The version can be changed to **10.x** by defining [engines](https://docs.npmjs.com/files/package.json#engines) in `package.json`.
 
 ## Resources