update javascript-obfuscator version to 1.8.0.

Author: slig

README.md

@@ -1,6 +1,6 @@
 # grunt-contrib-obfuscator [![Build Status](https://travis-ci.com/javascript-obfuscator/grunt-contrib-obfuscator.svg?branch=master)](https://travis-ci.com/javascript-obfuscator/grunt-contrib-obfuscator)
 
-> Obfuscate JavaScript files using [javascript-obfuscator](https://github.com/javascript-obfuscator/javascript-obfuscator)@0.25.2.
+> Obfuscate JavaScript files using [javascript-obfuscator](https://github.com/javascript-obfuscator/javascript-obfuscator)@1.8.0.
 
 You can try the javascript-obfuscator module and see all its options here: https://obfuscator.io/
 

package.json

@@ -18,7 +18,7 @@
   },
   "dependencies": {
     "chalk": "^1.0.0",
-    "javascript-obfuscator": "^0.25.2"
+    "javascript-obfuscator": "^1.8.0"
   },
   "devDependencies": {
     "grunt": "^1.0.0",
@@ -28,7 +28,7 @@
     "grunt-contrib-nodeunit": "^1.0.0"
   },
   "peerDependencies": {
-    "javascript-obfuscator": "^0.25.2"
+    "javascript-obfuscator": "^1.8.0"
   },
   "keywords": [
     "gruntplugin",