Publish v6.0.0-beta.1 adding missing index files

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "mathjs",
-  "version": "6.0.0-beta.0",
+  "version": "6.0.0-beta.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mathjs",
-  "version": "6.0.0-beta.0",
+  "version": "6.0.0-beta.1",
   "description": "Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser with support for symbolic computation, comes with a large set of built-in functions and constants, and offers an integrated solution to work with different data types like numbers, big numbers, complex numbers, fractions, units, and matrices.",
   "author": "Jos de Jong <wjosdejong@gmail.com> (https://github.com/josdejong)",
   "contributors": [
@@ -164,14 +164,21 @@
   "main": "./es5",
   "module": "./es6",
   "files": [
+    "bin",
     "dist",
+    "docs",
+    "es5",
+    "es6",
     "lib",
     "src",
-    "bin",
     "core.js",
     "index.js",
-    "docs",
+    "number.js",
     "examples",
+    "LICENSE",
+    "NOTICE",
+    "README.md",
+    "HISTORY.md",
     "CONTRIBUTING.md"
   ],
   "scripts": {

src/version.js

@@ -1,3 +1,3 @@
-export const version = '5.9.0'
+export const version = '6.0.0-beta.1'
 // Note: This file is automatically generated when building math.js.
 // Changes made in this file will be overwritten.