SR1 adds Unbookmarking. This allows you to clear bookmarked lines that contain a particular string.
SR1 also fixes the following problems
- Highlight All would not always work after pressing Ctrl+PageDown
- The registration expiry date was not being properly calculated
- Searching for a regular expression from the search dialog box would crash
- TabSets were not being saved correctly in horizontal split mode
- Problems with XMIT files with missing aliases