PEP 8 Box plot
Remove printing the results of non-parametric tests which are not implemented in the box plot
Use parameter value when table is not specified in uri.
Use cursor.description to determine variable types.
Remove unused parser module.
Cleanup SqlTable constructor signature.
Show connection parameters in data info widget.
Cast discrete values in sql queries to text.
Initial code for tree viewer.
Initial code for tree graph.
Classification tree visualization: number of nodes, rules.
Basic functionality of Classification tree visualization.
Flatten array to resolve bug.
Visualization for classification tree.
Reorganize code.
Enable ClassificationTreeViewer inputs and outputs.
Merge pull request #141 from mstrazar/class-tree-viz

Visualization of Classification trees.
Merge pull request #133 from janezd/box-plot

Box plot
Minor changes in docstrings of data.sql.table
Merge branch 'astaric-cursor-description-variables'