changelog
    
    
    - Fri, 22 Jun 2018 15:03:50 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 22 Jun 2018 15:03:50 +0300] rev 1424
 
    - removed a duplicate member
 
    - Fri, 22 Jun 2018 14:46:30 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 22 Jun 2018 14:46:30 +0300] rev 1423
 
    - fixed rendering of bézier curves
 
    - Fri, 22 Jun 2018 14:33:09 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 22 Jun 2018 14:33:09 +0300] rev 1422
 
    - simplified format()
 
    - Fri, 22 Jun 2018 14:15:27 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 22 Jun 2018 14:15:27 +0300] rev 1421
 
    - Fixed cmake warning
 
    - Fri, 22 Jun 2018 12:37:58 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 22 Jun 2018 12:37:58 +0300] rev 1420
 
    - added Cotire to speed up compilation
 
    - Fri, 22 Jun 2018 12:13:01 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 22 Jun 2018 12:13:01 +0300] rev 1419
 
    - replaced uses of QList with QVector
 
    - Thu, 21 Jun 2018 19:21:49 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 21 Jun 2018 19:21:49 +0300] rev 1418
 
    - used the new CircularSectionEditor in CircularPrimitiveEditor
 
    - Thu, 21 Jun 2018 18:46:03 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 21 Jun 2018 18:46:03 +0300] rev 1417
 
    - refactored the segments/divisions editor in MainWindow to a new widget
 
    - Thu, 21 Jun 2018 17:02:58 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 21 Jun 2018 17:02:58 +0300] rev 1416
 
    - fixed compile errors in some cases, bezier curve now stores the segment count in each object (not editable yet)
 
    - Wed, 20 Jun 2018 00:00:26 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Wed, 20 Jun 2018 00:00:26 +0300] rev 1415
 
    - simplified more
 
    - Tue, 19 Jun 2018 23:59:05 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Tue, 19 Jun 2018 23:59:05 +0300] rev 1414
 
    - simplified
 
    - Tue, 19 Jun 2018 23:56:07 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Tue, 19 Jun 2018 23:56:07 +0300] rev 1413
 
    - added buttons to rotate circular primitives
 
    - Tue, 19 Jun 2018 23:18:58 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Tue, 19 Jun 2018 23:18:58 +0300] rev 1412
 
    - added support for inverting circular primitives
 
    - Tue, 19 Jun 2018 22:45:10 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Tue, 19 Jun 2018 22:45:10 +0300] rev 1411
 
    - fixed generation of disc negatives
 
    - Tue, 19 Jun 2018 22:00:46 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Tue, 19 Jun 2018 22:00:46 +0300] rev 1410
 
    - simplified
 
    - Tue, 19 Jun 2018 21:57:39 +0300
 
    - by Teemu Piippo <teemu@hecknology.net> [Tue, 19 Jun 2018 21:57:39 +0300] rev 1409
 
    - fixed chord triangle count formula