B Linear Regression: Added UI and empty impl
B ANOVA: re-enabled custom models in the UI
Fix to compile errors
Initial implementation for Bayesian Regression

This is an initial implementation of the Bayesian Regression analysis.
Descriptives: Added 'display plots' checkbox

and option
Merge pull request #100 from mmarsman1/development

Initial implementation for Bayesian Regression
F Crosstabs: Updates to UI and options

Separate checkboxes and options for chiSquared,
chiSquareContinuityCorrection and likelihoodRatio
B Crosstabs: Added Prior Concentration checkbox
B Crosstabs: added note that hypergeom is 2x2 only