reduce description length for npm

package.json

@@ -1,7 +1,7 @@
 {
   "name": "acme",
-  "version": "1.0.9",
+  "version": "1.0.10",
-  "description": "Free SSL for everybody. The bare essentials of the Let's Encrypt v2 (ACME draft 11) API. Built for Greenlock.",
+  "description": "The bare essentials of the ACME (Let's Encrypt v2) API. This is a low-level library for building high-level clients.",
   "homepage": "https://git.coolaj86.com/coolaj86/acme.js",
   "main": "node.js",
   "scripts": {