Fix indentation.

--HG--
branch : 3.2.1-release
Remove temporary file after resizing.

--HG--
branch : 3.2.1-release
Reduce number of works to wait for oobgc

--HG--
branch : 3.2.1-release
Change hgignore to be application-specific.

--HG--
branch : 3.2.1-release
Add gitignore.

--HG--
branch : 3.2.1-release
Merge from release.
Remove whiny_nils from config as it's been removed.
Add eager_load configuration.
Remove active_record.auto_explain_threshold_in_seconds

It's been removed from rails.
New syntax for has_many condition.
Newer syntax for scoping.
New scoping syntax.
Add post_status datatype.
Update gems.