Correct the url for Twitter Card Support.
update changelog
requires pip-tools
Adds support for Open Graph
Bump version to 0.3.0
add `remove_cache_path` func
Don't use cache when running `catsup server`
Oops. I should read the official doc.
add g.enable_cache var
improved decription creator
Update changelog
Don't load post cache when running ``catsup server``
Update changelog
Update Twitter Card metas
pep8 passed on deploy.py
drop file-based cache system
improve parse func.
generate description from content instead of md
Add multi-format post support
Bring ``catsup clean`` command back.

Deleted by mistake.