New Features / Improvements

• The spacing between systems can now be configured in the preferences (#239, #382)
• Added Japanese and Russian translations

Changes

• Rhythm slashes from `.ptb` files are now imported (as a regular staff for now, until full support for rhythm slashes is added) (#16, #389)
• Increased the upper limit for irregular grouping values (#376)
• The time signature dialog now enables the visibility checkbox by default (#356, #383)
• Improved rendering of slide outs from a note (#393)

Bug Fixes

• Fixed several potential errors when importing `.ptb` and Guitar Pro files.
• Fixed a potential crash when exporting to Guitar Pro (#379)
• Fixed issues where non-ASCII characters from `.ptb` files were not loaded correctly (#379)
• Fixed an issue where some bars could be skipped when importing a Guitar Pro file with a small number of bars.
• Ties between notes in different systems are now supported by the Guitar Pro exporter.
• Fixed a regression from alpha 15 where the final barline in a system could not be edited.
• The snap package provides more helpful error messages when the MIDI device cannot be accessed (#386)
• Fixed a crash when editing multi-bar rests (#391)
• Fixed a potential crash when double-clicking to edit a bend (#390)
• Fixed a potential crash when using the Shift String Up / Down commands (#394)
• Fixed a potential crash when displaying imported `.ptb` files (#396)
• Fixed a MIDI playback issue where the pitch wheel could be incorrectly shifted when starting playback in the middle of the score (#395)