Added a scatter plot widget class with some code for interpolating heatmaps
Added some heatmap code to scatterplot
Removed prints from scatter plot
Merge branch 'master' into heatmap
Added to_sql() for DiscreteVariable.
Added sql versions of EqualWidth() and EqualFreq().
Merge branch 'master' into heatmap
Reverted test sql base to master version.
Modified stored procedures for discretization. Modified to_sql() in DiscreteVariable.
Added basic heatmap widget
Merge branch 'master' into heatmap, to update boxplot.
Merge branch 'master' into heatmap
Added a new Feature Constructor widget.
Added globals for Feature constructor expressions.
Fixed freevars calls.
Added Naive Bayes learner widget.
Added Predictions widget.
Widget Data Info no longer requires psycogp2
Fixed in CrossValidation and testing.Results
Changed/Added unit tests for testing.CrossValidation
Renamed MajorityLearner to MajorityFitter
Fixed OWContinuize's main