Update Delicious, Evernote, mixi Model's LINK
Add support for https in Flickr Extractor
Use DOM4 Event Constructors instead of Event initialization methods
Use skin variable like Extractor's ICON in Model's ICON
Use chrome.runtime.getURL/sendMessage/onMessage instead of old APIs

Now chrome.extension.sendMessage/onMessage's descriptions cann't find in documentation.
https://developer.chrome.com/extensions/extension.html

So these APIs will be deprecated in the near future.
Remove unnecessary empty last line
Merge pull request #211 from syoichi/pr33-changes

2 API Updates & 3 Changes