Edited styles are now saved back to the user's directory. When a drum pattern is edited for a given percussion instrument, any previous component of the pattern for that instrument is removed.
A volume control and tempo slider were added to the roadmap view, and the roadmap interface was improved. Roadmaps provide a view of the harmony of a piece in terms of chords and "bricks". Impro-Visor analyzes leadsheet notation to produce them.
This version adds a major feature of "roadmaps" for tunes and an analyzer for keys and idiomatic chord progressions. It also remedies a couple of design flaws and fixes some bugs.
