Use clipboard API from Jetpack SDK trunk instead of third-party libra…

…ry. Closes #6.

lib/main.js

@@ -1,4 +1,4 @@
-var clipboard = require("clipboard").clipboard,
+var clipboard = require("clipboard"),
     contextMenu = require("context-menu"),
     tabs = require("tabs"),
     xhr = require("xhr");
@@ -39,7 +39,7 @@ exports.main = function() {
     var item = contextMenu.Item({
         label: 'Copy ShortURL',
         onClick: function(ctx, item) {
-            url = findShortUrl(ctx);
+            var url = findShortUrl(ctx);
             if (!url) {
                 url = createShortUrl(ctx);
             }

package.json

@@ -2,8 +2,7 @@
     "description": "If a page exposes a short URL via a 'link rev=canonical' header, fetch it and copy it to the clipboard. If not, create a shorturl at tinyurl and copy it to the clipboard as well.",
     "author": "Fred Wenzel <[email protected]>",
     "dependencies": [
-        "jetpack-core",
-        "clipboard"
+        "jetpack-core"
     ],
     "version": "0.1",
     "fullName": "Copy Short URL",