Now Ptolemaic can read MusicXML files (.mxl or .xml) from any source, for example http://openmusicscore.org/ !!

The current working version of Ptolemaic. Updated Pitch-Time View and Pitch-Class-Time View - now shows measure numbers and beat numbers.
Updated Diatonic Lattice View for faster rendering of large music files. Diatonic Lattice View does not synchronize with music playing for the time being.

- Added progress box to pop up when saving a file
- Tone Row Analysis can now be saved separately
- Bug fixes 

- Improved MusicXML 3.0 support
- Added progress box to pop up during time-intensive tasks (opening file, setting up visualization)

- Revised GUI for key scheme editor dialog
- Added MusicXML 3.0 support (Previously only supported 1.1)