disable reverse lookup
Add rake task to create a new release post.

Adds all the necessary metadata and add two newlines at the
top of the post to start with.
Make navigation menu reusable
Make navigation menus reusable
Expand URL
Add Jekyll v1.2.0 release post.
Update History.markdown.
Update Jekyll::VERSION
Update gemspec for release of v1.2.
Remove Kramdown dep from README. #1498
Change 'version `--drafts`' to 'version of `--drafts`'
Fix validation error on home page. #1508.
Move news/index.md to news/index.html to prevent unnecessary <p> tags. #1508.
Move news/releases/index.md to news/releases/index.html to prevent unnecessary <p> tags. #1508.
Add alt tag to post author <img> tag in site. #1508.
Move Kramdown to the development dependency section
Move .post .post-content to a <div> to maybe fix weird validation issue. #1508.
Merge pull request #1510 from mojombo/release-1.2

Release v1.2
Release 1.2.0
Merge pull request #1511 from mojombo/fix-validation-errors

Fix W3C Validation Errors On jekyllrb.com