ADF Opus Version 1

ADF Opus Version 1 sees the light of day. This version finally drags Opus firmly into the land of the living. It contains forty-odd changes including fixes for all known and several previously unknown bugs, implementation of almost all the outstanding features I had thought of, numerous user interface enhancements and several updates. Installer packages are now provided for both source and release versions. See the release notes or the History page in Help for a complete list of changes visible in the release version and those only affecting the source.