Checkers
     
        
-     Move up/down the checker items: the fixing process may depend on the sequence of the checkers. Checking order can be set using the Up/Down buttons on selected checkers. 
-     Add checkers to the list: the default list can be modified by adding other checkers. 
-     Remove checkers from the list: the default list can be modified by removing checkers not needed. 
-     Open checker configuration from URL open a checker configuration from URL. 
-     Open checker configuration: open your custom checker configuration from file. 
-     Save checker configuration: save your custom checker configuration to file. 
-     Configure external checkers/fixers: add external checkers/fixers; save or load external checker/fixer configuration.