Added keyword alias

Author: ironikart

package.json

@@ -3,6 +3,7 @@
   "version": "2.1.1",
   "description": "HTML_CodeSniffer is a client-side JavaScript that checks a HTML document or source code, and detects violations of a defined coding standard.",
   "main": "HTMLCS.js",
+  "keywords": ["htmlcs"],
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },