changelog
    
    
    - Sun, 12 Feb 2017 16:59:35 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sun, 12 Feb 2017 16:59:35 +0200] rev 1125
 
    - Moved the definitions of all configuration options into a new text file and made the configuration collector read that.
 
    - Sun, 12 Feb 2017 16:02:44 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sun, 12 Feb 2017 16:02:44 +0200] rev 1124
 
    - Moved definition of MainWindow::ToolInfo into mainwindow.cpp
 
    - Sun, 12 Feb 2017 16:02:02 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Sun, 12 Feb 2017 16:02:02 +0200] rev 1123
 
    - Reworked iterable enums: they all are enum classes now and the end value is marked with "_End"
 
    - Fri, 10 Feb 2017 23:06:24 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Fri, 10 Feb 2017 23:06:24 +0200] rev 1122
 
    - Added the RingAdapter class and interfacing ring() function and simplified some math in GLCompiler with it
 
    - Thu, 09 Feb 2017 23:51:42 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 09 Feb 2017 23:51:42 +0200] rev 1121
 
    - Replaced uses of currentDocument() in GLRenderer with m_model
 
    - Thu, 09 Feb 2017 23:50:11 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 09 Feb 2017 23:50:11 +0200] rev 1120
 
    - Axes are not rendered with normals so the normals client state has to be disabled when drawing them.
 
    - Thu, 09 Feb 2017 23:46:45 +0200
 
    - by Teemu Piippo <teemu@hecknology.net> [Thu, 09 Feb 2017 23:46:45 +0200] rev 1119
 
    - Implemented lighting. Yay! Unfortunately, faces that show up the wrong way around in BFC red/green mode also show up with inverted lighting here.