Encapsulate settings; extract article templates to settings
Add descriptions for "article_metadata_template"
Encapsulate article_metadata_template
Fix typo in README
Modify Pelican.py
Add PelicanSelectMetadataCommand
Added PelicanTools.normalize_line_endings()
Refactored "PelicanInsertMetadataCommand"
Fix bugs for metadata insertion
Fixed bugs
Modified slug generation behavior
Moved slugify() out