FilePropertiesDialog and FilePermissionsDialog now have a progressbar when loading.
FilePropertiesDialog FilePermissionItem now detects filesystem properly.
Implemented NavUtils functionality.
Fixed secondary storage detection.
PickerActivity now properly treats back and up button and has no history. Fixed window width attributes.
Configured landscape dimensions and grid columns in picker activity.
Grid columns are now stored as integers.
Removed configureGridViewColumns method.
Removed creating new file in main thread in CreateDIrectoryDialog and CreateFileDialog. Fixed ArithmethicException in PartitionInfoDialog.