changelog
    
    
    - Sat, 24 Mar 2018 13:03:02 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 13:03:02 +0200] rev 1328
 
    - merged mathfunctions.cpp into algorithms/geometry.cpp
 
    - Sat, 24 Mar 2018 12:58:01 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 12:58:01 +0200] rev 1327
 
    - added comment
 
    - Sat, 24 Mar 2018 12:54:28 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 12:54:28 +0200] rev 1326
 
    - Happy new year 2018
 
    - Sat, 24 Mar 2018 12:51:24 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 12:51:24 +0200] rev 1325
 
    - Use 4 points of precision for circle point coordinates
 
    - Sat, 24 Mar 2018 12:46:40 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 12:46:40 +0200] rev 1324
 
    - roundToDecimals no longer needs an lvalue. applyToMatrix removed.
 
    - Sat, 24 Mar 2018 12:34:20 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sat, 24 Mar 2018 12:34:20 +0200] rev 1323
 
    - Config is now a namespace
 
    - 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