Updated to 2.0.0-beta.1

package.json

@@ -1,6 +1,6 @@
 {
   "name": "grommet",
-  "version": "2.0.0-alpha.13",
+  "version": "2.0.0-beta.1",
   "main": "index.js",
   "module": "es6/index.js",
   "jsnext:main": "es6/index.js",
@@ -20,10 +20,10 @@
   },
   "engine-strict": true,
   "engines": {
-    "node": ">= 4.4.0"
+    "node": ">= 6.11.5"
   },
   "scripts": {
-    "postinstall": "node ./tools/warn-alpha",
+    "postinstall": "node ./tools/warn-beta",
     "generate-readme": "babel-node ./tools/generate-readme",
     "build": "webpack --mode production && babel ./src/js/ --ignore '__tests__' --out-dir ./dist && cross-env BABEL_ENV=es6 babel ./src/js/ --ignore '__tests__' --out-dir ./dist/es6",
     "release-stable": "babel-node ./tools/release-stable",

src/js/components/Markdown/__tests__/__snapshots__/Markdown-test.js.snap

@@ -95,6 +95,7 @@ exports[`Markdown renders 1`] = `
   >
     <h1
       className="c1"
+      id="h1"
     >
       H1
     </h1>
@@ -105,16 +106,19 @@ exports[`Markdown renders 1`] = `
     </p>
     <h2
       className="c3"
+      id="h2"
     >
       H2
     </h2>
     <h3
       className="c4"
+      id="h3"
     >
       H3
     </h3>
     <h4
       className="c5"
+      id="h4"
     >
       H4
     </h4>

tools/warn-beta.js

@@ -0,0 +1,7 @@
+const emoji = require('node-emoji');
+
+console.log(
+  emoji.emojify(
+    ':warning: You are installing Grommet v2 beta. There may be small API changes without notice.'
+  )
+);