Ignore entries if they are directories.
Fix tests that fail due to having a directory that looks like a post
Added filter date_to_rfc822

According to the W3C RSS Feed Validator, feeds must format dates as described
on RFC-822 to be valid. Refer to their site to get more info:
http://feedvalidator.org/docs/error/InvalidRFC2822Date.html

I also added a couple of missing unit tests to the other date filters
Fixed expected output from xmlschema and rfc822
Clean up site docs to prepare for 1.0 release.
Remove an unnecesary word.
Fix up a few places where words were missing.

This makes the text sound better when I read it out loud.
Highlight “localhost” as code in the migration docs
Add a URL for Drupal
add ordinal date permalink style (/YYYY/DDD/slug.html)
Fixes for @parkr comments.
Clarify config option docs for problem in #858.
Merge pull request #892 from rafaelrosafu/master

Added date_to_rfc822 used on RSS feeds
Update history to reflect merge of #892.
Merge pull request #875 from mojombo/posts-cant-be-dirs

Directories with valid post names should be filtered out
Update history to reflect merge of #875
Merge pull request #918 from mojombo/awesome-docs

Clean up site docs to prepare for 1.0 release.
Update history to reflect merge of #918
Backwards-compatibility for 'auto'. Fixes #821.
Merge pull request #934 from mojombo/auto-to-watch

Backwards-compatibility for 'auto'