Log Message:
Update to 0.7.4:

* Key manager now uses new file chooser dialogs
* For detached signatures, prompt when missing plain text files
* Import/Export to clipboard implemented as copy/paste
* Dragging keys into the key manager import
* All file operations work with gnome-vfs remote URIs (ie: smb, ftp, http,
  etc...)
* Proper sort support for key listings
* Filter support on key manager and recipients windows
* Multiple file and folder support in nautilus
* Fixed MIME type integration with nautilus
* Rework the 'Key Properties' dialog
* Can now change primary user id, or delete user ids on a secret key
* Can sign individual user ids on a key
* Can now list signatures on a key
* Respects 'Encrypt to Self' option when encrypting files or text
* Gnome HIG (Human Interface Guidelines) compliancy fixes
* gedit plugin for encrypting/decrypting/signing/verifying text
* 'Seahorse Agent' for caching passwords on system
* Updated to a new version of GPGME (1.0)
* Fixed startup crashers
* New Key generation assistant (wizard/druid)