some package.json improvements

package.json

 {
   "name": "rsvp",
   "version": "1.0.0",
-  "description": "Promises and Events",
-  "main": [ "browers/rsvp.js" ],
-  "dependencies": {
-  },
+  "description": "A lightweight library that provides tools for organizing asynchronous code",
+  "main": "lib/rsvp.js",
+  "directories": { "lib": "lib" },
   "devDependencies": {
     "jshint": "~0.9"
   },
   "scripts": {
-    "test": "rake"
+    "test": "rake",
+    "lint": "jshint lib"
   },
   "repository": {
     "type": "git",
-    "url": "git@github.com:tildeio/rsvp.js.git"
+    "url": "git://github.com/tildeio/rsvp.js.git"
   },
+  "bugs": { "url": "https://github.com/tildeio/rsvp.js/issues" },
   "keywords": [
     "promises",
     "futures",