- Move Filter class to its own folder
- Change namespace to Sifo\Filter
- Place FilterPost in own file
- Use namespace in controller
- Place FilterGet in own file
- Use namespace in Controller, CacheBase and imageController
- Placed FilterServer and FilterRequest in own file
- Use namespace in the needed classes
- Placed FilterCookie in own file
- Used namespace in the classes that needed it
- Place FilterCustom, FilterEnv, FilterFiles and FilterSession in own file
- Use namespace of FilterCustom in the Client class
- Filter class cleaned up
- FilterCustom class placed in own file
- Created Exception folder and placed FilterException
- Used FilterException namespace where needed