Fixed 'split_escaped_str'.
Merged 'File' and 'CSV File Import' widget.
Fixed filter separator.
Actually pass the 'DK' 'DC' parameters to the load function.
Cleanup unused code.
Replaced header format GUI check boxes with a single combo box.
Added simplified ".txt" header parsing to 'load_csv' function.
Added 'Orange simplified header' parsing to File widget.
Added variable type icons to preview header.
Smaller size hint for single character line edit widget.
Added a 'Reset' button to import dialog.
Removed a useless function.
Do not treat a column with more then 20 distinct values as discrete.
Remove missing value strings for variable type deduction.
Handle unequal row cell count.
Added a VariableDefinitionError exception type.
Merge pull request #9 from ales-erjavec/csv-import

Merge CSV File Import widget functionality into File widget