- it permits a simpler startup on graphical desktops via shortcuts
- yet still allows dynamic searching for SCM-based diff candidates, and
- its controls are now inter-related to assist making correct settings
* Users may now specify a preferred SCM system among those detectable
* Additionally, the SCM system may be manually selected during dialog use
* A new autoSrch preference allows immediate SCM startup from the cmdline
* It is now possible to COMBINE usage of two distinct SCMs, if desired;
- this also facilitates comparisons between distinct branches of an SCM
* It is now possible to request a "conflict" diff via the dialog
* Conflict parsing now accepts a diff3-like format (but only as a 2way)
* The (internal) setting of prefs is now managed to prevent lost settings
* Resolved a race condition causing instability in redrawing the DiffMap
* More uniformity of error messaging - particularly fatal errors
* New Help info on the role of the CWD during tool startup, plus the SCM
- features, and interpreting the interactive feedback from the dialog
