changelog
    
    
    - Sat, 24 Mar 2018 12:09:26 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 12:09:26 +0200] rev 1322
 
    - renamed sink() to singleton()
 
    - Sat, 24 Mar 2018 12:06:49 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 12:06:49 +0200] rev 1321
 
    - used squared()
 
    - Sat, 24 Mar 2018 12:06:22 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 12:06:22 +0200] rev 1320
 
    - Moved includes, added squared() function
 
    - Sat, 24 Mar 2018 11:57:24 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 11:57:24 +0200] rev 1319
 
    - reorganized headers
 
    - Sat, 24 Mar 2018 11:05:40 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 11:05:40 +0200] rev 1318
 
    - removed unnecessary files and includes
 
    - Sat, 24 Mar 2018 10:51:20 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 10:51:20 +0200] rev 1317
 
    - removed the unused OpenProgressDialog
 
    - Fri, 23 Mar 2018 22:00:34 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 23 Mar 2018 22:00:34 +0200] rev 1316
 
    - reworked includes
 
    - Fri, 23 Mar 2018 21:53:03 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 23 Mar 2018 21:53:03 +0200] rev 1315
 
    - moved Vertex and BoundingBox into new code units
 
    - Fri, 23 Mar 2018 21:36:37 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 23 Mar 2018 21:36:37 +0200] rev 1314
 
    - added stream operators to Vertex
 
    - Fri, 23 Mar 2018 21:30:24 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 23 Mar 2018 21:30:24 +0200] rev 1313
 
    - reworked Vertex, no longer a QVector3D subclass
 
    - Fri, 23 Mar 2018 19:30:53 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 23 Mar 2018 19:30:53 +0200] rev 1312
 
    - remove LDBfc
 
    - Fri, 23 Mar 2018 17:14:46 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 23 Mar 2018 17:14:46 +0200] rev 1311
 
    - ported qOverload to drop minimum Qt requirement down to 5.5
 
    - Fri, 23 Mar 2018 17:13:35 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 23 Mar 2018 17:13:35 +0200] rev 1310
 
    - remove LDPaths
 
    - Fri, 23 Mar 2018 16:14:04 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 23 Mar 2018 16:14:04 +0200] rev 1309
 
    - reworked primitive scanning
 
    - Fri, 23 Mar 2018 12:51:18 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 23 Mar 2018 12:51:18 +0200] rev 1308
 
    - Begin rework to add support for multiple libraries
 
    - Tue, 20 Mar 2018 12:25:52 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Tue, 20 Mar 2018 12:25:52 +0200] rev 1307
 
    - fixed warning
 
    - Mon, 19 Mar 2018 12:44:27 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Mon, 19 Mar 2018 12:44:27 +0200] rev 1306
 
    - red/green view rework complete
 
    - Mon, 19 Mar 2018 12:24:59 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Mon, 19 Mar 2018 12:24:59 +0200] rev 1305
 
    - Bfc red/green view almost completely fixed
 
    - Mon, 19 Mar 2018 11:04:18 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Mon, 19 Mar 2018 11:04:18 +0200] rev 1304
 
    - added more comments
 
    - Mon, 19 Mar 2018 10:59:58 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Mon, 19 Mar 2018 10:59:58 +0200] rev 1303
 
    - reworked invert()
 
    - Mon, 19 Mar 2018 10:57:19 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Mon, 19 Mar 2018 10:57:19 +0200] rev 1302
 
    - added license headers
 
    - Mon, 19 Mar 2018 10:57:13 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Mon, 19 Mar 2018 10:57:13 +0200] rev 1301
 
    - moved inverting code into a new file
 
    - Sun, 18 Mar 2018 23:31:15 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sun, 18 Mar 2018 23:31:15 +0200] rev 1300
 
    - added comment editing
 
    - Sun, 18 Mar 2018 12:37:40 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sun, 18 Mar 2018 12:37:40 +0200] rev 1299
 
    - fixed color handling
 
    - Sun, 18 Mar 2018 12:33:29 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sun, 18 Mar 2018 12:33:29 +0200] rev 1298
 
    - fixed infinite recursion and integrated the subfilereference editor
 
    - Sun, 18 Mar 2018 12:00:39 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sun, 18 Mar 2018 12:00:39 +0200] rev 1297
 
    - added subfile reference editor
 
    - Sat, 17 Mar 2018 23:59:15 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 17 Mar 2018 23:59:15 +0200] rev 1296
 
    - Added vertex object editing dialog
 
    - Sat, 17 Mar 2018 20:47:35 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 17 Mar 2018 20:47:35 +0200] rev 1295
 
    - the header is now also saved