Added summary field and changed name of comments field in post model
Changed name of stealth property to secret and added help text to post model
Changed language in models from 'post' to 'item' to be more generic
Cleaned up white space in links model
Changed name of stealth property to secret in links and photos models and in corresponding model manager
Added more defensive if checks against author names in oembed templates
Removed unnecessary prettifyurl tag import in oembed templates
More consistently truncated URLs across templates
Added migrations for stealth/secret property change on links and photos models
Allowed body field to be optional in links model
Added external classes to oembed templates to allow links to open in new windows
Cleaned up admin files for blog and links to make them prettier in the admin
Added Exif detection, saving, and display features to photos app