Version history:

Signo 1.4.1 (January 25, 2010): available for download - official 1.4 version

Fix GUI color issue in Vista and Windows 7

Signo 1.4 (August 22, 2009)

New version notification
Several minor bug fixes
First version released as freeware

Signo 1.3 (January 31, 2009)

Support for screen capture to TFS work item
Support for auto and ram optimization actions
Memory leak fixed in the capture tool
Support for multiple screens

Signo 1.2 (January 2, 2009)

Support for html, launch, open, text and win actions
Support for screen capture tool
Installer
Magnify function
List of all hotkeys including non-Signo

Signo 1.1 (December 25, 2008)

First release version with a GUI
Support for basic textkeys