Added option for blogs experiencing character encoding issues.
Added option to exclude button blow posts in the archives (No After in Archives)
Optimized code resulting in cleaner text cuts
Added support for %POSTCONTENT% variable in tweet customizations
Added "Long Tweet Mode" (In case you don't want to use %POSTCONTENT% as your "Custom text"). This allows you to auto-tweet the first part of your content followed by a link that takes the reader to the entry on your site.
Links are included in all Autotweets by default. Option to select action has been removed.
Added support for # Analytics query delimiter (for people that use setAllowAnchor). Enabling this option may require clearing your shortlink cache by using the "Delete all previously saved shortlinks when I save." option.
Prevents id duplication when forcing manual placement.
Contains Bugfix related to stuck shorturls after previewing post.
Added option to use author configured twitter account as recommended user.
Added RPC publishing auto-tweet support.
Added oAuth enabled Goo.gl tracking under Advanced Settings.
Added goo.gl support (requires PHP json)
Cleaned up some code.
Added validation tests.
Resolves issue where superfluous requests to shorteners are sent.
Additional settings for auto-tweeting.
hasbutton bugfix in manual placement
New feature allows admins to set default twitter account, ignoring author settings.
Bugfix related to shortlinks and links on main page.
Improved shortlink handling in WordPress 3.1. Shortlink settings in this plugin can be set as universal by checking the "Add rel=shortlink to head" box.
Addresses issue related to related users.
Addresses issue related to Transposh Translation and short URLs.
Addresses issue related to links on main blog page.
Addresses issue where a single shortlinks is generated and saved for all posts on the main page.
Added option to clear shortlink cache per post/page.
Transposh Translation Filter support.
Added option to remove styles in RSS feeds.
Improved compatibility with All in One SEO (thanks to monodistortion)
Bugfix related to Auto-Tweeting and custom menus.
Added option to delete all previously saved shortlinks.
Fix for sites that don't have PHP5.
Supports exclusion by custom post type.
Added option to strip www from WordPress 3.0 shortener.
Added option to disable wp.org shortener.
Resolves issue with blogs where home is not the front page.
Bugfix for awe.sm users (keys should be entered).
Bugfix for sites that don't use permalinks.
Added option to place script in footer instead of header.
Faster execution due to code optimization.
Additional filters added allowing developers to add their own URL shorteners.
Removed IDN URL from the tweet button at the bottom of the config page.
Support for PHP versions lower than 5.
Bug fix for sites with multiple users.
Added "Force manual placement" option.
Added rel="me" option.
Added %BLOGHASHTAGS% and %BLOGHASHCATS% options.
Added awe.sm support.
Added j.mp support.
Typos and spelling. No functionality updates.
Google Analytics support for campaigns.
Added more placement options (archives, search, excerpts).
Option to exclude button from the bottom of posts on front page when before and after is selected.
Templating related bug fixes.
Users can set custom hook priority for advanced positioning.
test builds classified as 1.9.2
Saves options in an array (fewer DB requests)
Resolves quotes bug.
Option to add rel for SEO.
Better RSS support.
Better templating support.
Added hooks for developers: wp_tweet_button_long_url, wp_tweet_button_url, wp_tweet_button
Supports output in data tags.
only supporting manual placement inside the loop.
Caching options for WP Super Cache and W3 Total Cache.
More discreet controls for post/page edit screens.
Added support to disable button for mobile browsing using WPTouch
counturl support added for consistent url counts across URL shorteners
Object oriented codebase
Removed need for JSON library (Resolves issues with some hosts)
Button on posts is a switchable option.
Uses newer bit.ly API.
Uses simplified su.pr API.
Supports excerpt compatibility for poorly written templates.
Minor plugin conflict resolved.
Fixed incompatibility bug for WP2.8 users.
Fixed bit.ly save bug.
Added support for WordPress 3 shortener functions.
Authors can configure their own Twitter accounts on their profile pages.
Added referral formatting options.
Added support for optional URL shrinking services: b2l.me, bit.ly, cli.gs, sl.ly, snipr.com, su.pr, tinyurl.com