The QtCreator 2.1 release contains bug fixes and new features.

Below is a list of relevant changes. You can find a complete list of changes
within the logs of Qt Creator's sources. Simply check it out from the public git
repository e.g.,

git clone git://gitorious.org/qt-creator/qt-creator.git
git log --cherry-pick --pretty=oneline v2.0.0...v2.1.0

General
   * Fix the suggested path in the new dialog in case of sub projects
   * Search dialog now opens the completion box for the search term on cursor down

Editing
   * FakeVim: Fix issues with non-letter keys on non-US keyboards
   * FakeVim: Fix performance of find/replace
   * Fixed disabled "Open with" context menu in project tree.

C++ Support

Project support
   * Fix auto-scrolling in application and compile output

Debugging
   * Fix display of certain structures within containers
   * Fix display of typedefs of typedefs of simple types such as qulonglong
   * Fix behaviour of 'step' and 'next' when a lower frame was selected
   * Fix std::string display for objects with (the legal) ref count -1
   * Improve gdb version string parsing
   * Fix that the newest version of compiled debugging helper was not used
     if there was an older version still was around in a different search path

QML/JS Support
   * New QmlDesigner
     * Allows visual manipulation of .qml files
     * Supports changing top-level states
     * Integrates tighly with text editor, e.g. shared history, navigation facilities ...

Platform Specific

Mac

Linux (GNOME and KDE)

Windows
   * Fixed that some menu items got disabled during keyboard navigation

Additional credits go to: