Unfortunately, no official changelog has been provided
A new flavor of the Twitter for BlackBerry 10 application is now available for download through the official app portal, namely version 10.0.0.45.Unfortunately, BlackBerry did not offer specific info on what changed in the new iteration of its native mobile client, as n4bb notes.
Those who have already purchased a new BlackBerry Z10 smartphone and would like to grab the update should head over to this page in the official app store to download it.
The application provides users with all the main features of Twitter, including an organized stream of Tweets to keep you in the loop with info.
The app will also bring to devices media, news, events, and information that users need, while also enabling them to express themselves on the social network, follow people, watch trends, and the like.