changelog
    
    
    - Mon, 27 Jul 2020 11:56:41 +0200
 
    - by Mike Becker <universe@uap-core.de> [Mon, 27 Jul 2020 11:56:41 +0200] rev 13
 
    - adds SudokuTextFieldTest
 
    - Mon, 27 Jul 2020 10:56:17 +0200
 
    - by Mike Becker <universe@uap-core.de> [Mon, 27 Jul 2020 10:56:17 +0200] rev 12
 
    - fixes some code inspection issues
 
    - Sat, 25 Jul 2020 15:56:48 +0200
 
    - by Mike Becker <universe@uap-core.de> [Sat, 25 Jul 2020 15:56:48 +0200] rev 11
 
    - missing class documentation
 
    - Sat, 25 Jul 2020 15:29:51 +0200
 
    - by Mike Becker <universe@uap-core.de> [Sat, 25 Jul 2020 15:29:51 +0200] rev 10
 
    - adds more javadoc
 
    - Sat, 25 Jul 2020 14:01:28 +0200
 
    - by Mike Becker <universe@uap-core.de> [Sat, 25 Jul 2020 14:01:28 +0200] rev 9
 
    - converts to maven project
 
    - Fri, 01 Feb 2013 10:18:47 +0100
 
    - by Mike Becker <universe@uap-core.de> [Fri, 01 Feb 2013 10:18:47 +0100] rev 8
 
    - removed completeness test - the solver automatically returns false when the field is incomplete
 
    - Thu, 31 Jan 2013 18:44:44 +0100
 
    - by Mike Becker <universe@uap-core.de> [Thu, 31 Jan 2013 18:44:44 +0100] rev 7
 
    - added solving algorithm
 
    - Sun, 27 Jan 2013 15:03:57 +0100
 
    - by Mike Becker <universe@uap-core.de> [Sun, 27 Jan 2013 15:03:57 +0100] rev 6
 
    - file IO