Fix "more info" link
Implement Blogspot JSON importer

I modeled this after the RSS one.
Update feed generator
- Use ejs instead of jstoxml to generate rss
- Add RSS 2.0 support
- Customizable feed path
Update readme
Update sitemap generator
- Use els instead of jstoxml to generate site map
- Add path option
Update the description of sitemap path in README.md
Merge pull request #26 from dorayo/master

Update the description of sitemap path in README.md
Merge pull request #23 from bebraw/patch-1

Fix "more info" link
Merge pull request #24 from bebraw/json-import

Implement Blogspot JSON importer
Update README.md
Update README
Update README