interface format

• Regex to filter: Python styled regex filter.
• Name of each field: Used with 'Fields to be shown', corresponds to 'Regex to filter' parenthesis numbering.
• Type of each field: 's' for String, S(separate,escape,num_of_hierarchy) for paths, 'n' for number.
• Log file: path to the textfile.
• Log threshold: threshold for lines of each node log view.
• Log node threshold: Graph nodes threshold, may have ommited nodes.