Twitter Cards: Refactor into a class for Namespace purposes and to be consistent with other Jetpack code.
Twitter Cards: Refactor into a class for Namespace purposes and to be consistent with other Jetpack code.
Merge branch 'twitter-cards-class' of ssh://github.com/Automattic/jetpack into twitter-cards-class
Twitter Cards: Add a field on the sharing screen to configure the twitter:site tag.
Also modifiable from the jetpack_twitter_cards_site_tag filter
Publicize: Add filter to set the twitter:site tag if there's only one shared connection to Twitter.
Use twitter:site tag as default fallback for the 'via' attribute.
Twitter Cards: Add fallback for creator tag to user publicize connection.
Twitter Cards: Fallback for twitter:creator to user publicize connection.
Twitter Cards: Fix fallback for twitter:site.

+ Improve Settings description.
Publicize: Improve fallback for Twitter:site card.

Choose one connection when there is more than one connection.
Twitter Cards: Publicize: Prioritize user connection.

Prioritze user connection rather than a global connection when setting the twitter:creator tag
Merge branch 'master' into twitter-cards-class

Conflicts:
	functions.twitter-cards.php