fix: base64encode crash if number given

lib/main.js

@@ -172,7 +172,7 @@ class C {
      */
     base64encode(str, urlFriendly){
         if(!Buffer.isBuffer(str))
-            str = Buffer.from(str)
+            str = Buffer.from(str + '')
         let encode = str.toString('base64')
         if(urlFriendly)
             encode = encode.replace(/[+\/]/g, m => {return m === '+' ? '-' : '_'}).replace(/=/g, '')

package.json

@@ -1,6 +1,6 @@
 {
   "name": "crypto.js",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "原生crypto加密模块的二次封装,简化常用加密函数的使用",
   "keywords": [
     "md5",