1.8.2

• fixed PHP warning issue: https://wordpress.org/support/topic/php-warning-count-parameter-must-be-an-array-or-an-object-that-implements-c/

1.8.1

• change og:image to use the full size of image (props @torenord)

1.7.0

• added "strict mode" setting
• better twitter:card handling
• basic twitter:creator support
• WordPress coding standard

1.6

• implemented get_the_archive_title and get_the_archive_description (new in WordPress 4.1)
• basic twitter cards support (thanks to elroyjetson)
• replace $post->post_title with get_the_title() (see #17 for details)