New - various cosmetic changes in GUI

Fixed - Various errors in the documentation
Fixed - More frequent memory garbage collection

Fixed - 'Add' button wouldn't light up on 'Select all'
Fixed - Directory chooser background changed to white

New - If a command line zip file parameter is used then only the unzip dialog appears

New - When Unzip is selected the main filechooser window disappears instead of being deselected

Fixed - Directory chooser on NT systems queries inactive drives