Initially completed some ui functions.
Added the new file of the spell checker.
Added corrector.py but not tested yet.
Added the folder of corpuses with the file big.txt from norvig.com .
Changed the loadButton's text.
Changed the corrector.py's permissions.
Added sqliteModel.py .
Not using sqlite as the data container anymore. Maybe later.
Adding the config.ini for saving configurations.
Added Default and Path sections into config.ini.
Adding config.py to read and write the config.
Added docstrings and used try instead of if.
Added the class Config.
Changed Default to DEFAULT.
Config.ini was rewritten by the config.py.
Changed something in interface.py.
Canceled the test line.
Put codes into main() function.
Added __all__ in the interface.py .
Changed main() in the interface.py to App().