Update to 2.0.0rc5

New Features

• Support for the XDG Directory Specification (#866)
• Port to wxPython 4 (#886)
• Port to Python 3 (#887)
• Disable tabbed mode (8590f33)
• Support for the T? command (#888)
• Have slic3r as default slicing option (#904)
• Slic3r integration works with Slic3r PE (959e03e)
• Disable extrude and retract while printing (284f793, c772209)
• Add disable autoscroll option (4df9d58)

Fixed Bugs

• Pronsole depending on the wx module (#867)
• Error at loading non-existent configuration files (#890)
• Fix SyntaxError at startup (497179c)
• Couple of wxPython 4 incompatibilities (116fdda, eb6bd43)
• Couple of GTK3 visibility problems (#899, f265256, 9193014)
• Added spoolmanager to installed modules (#896)
• Macro-related functionality (95877a4)
• Clicking +Z⇑ and -Z⇓ (#910)
• Python 3 incompatibilities (#912)
• Segmentation faults (#895, #909)
• Button text incorrectly changing (#903)
• Dialogs resized (#905, #915)
• Macro duplicates (#907)
• Ok messages with Repetire firmware (#917)
• Messages printed twice in terminal (#916)
• Prevent race condition on exit (42d7cd0, 16ee30b)
• Object has no attribute 'slic3r_configs' (#865)
• sys.frozen problem with installed Printrun (#920)
• Button dragging (#690)
• Repetier M20 (#848)
• Crash on startup with tabbed mode enabled (979df4a)
• Absurd 3D viewer viewport rotation control (#622)
• STL parser and GCODE plater export Python 3 problems (f8aeafd, 2ea0835)