FEATURES: Add new plots/metrics for logit: plotting and interactive use

[soumyaray]

Plot:

• LL to plot
• Confusion matrix to plot
• best point

Compute:

• Confusion Matrix
• log-likelihood
• confusion matrix
• performance: tpr/fpr/accuracy
• AIC
• AUC
• best point

ROC curve:

• basic curve
• best points
• interactive ROC for best points etc.