Modular API for RF and minor fixes
loss functions added for Gradient Boosting
minor change in Random Forest
handled special case in anova_f_test, CHAID notebook added
Merge pull request #2311 from mazumdarparijat/rf

Modular API for RF and minor fixes
fixed defects found by Coverity Scan
update the LogitVGPiecewiseBoundLikelihood class
decision tree notebook updated
Merge pull request #2329 from yorkerlin/develop

update the LogitVGPiecewiseBoundLikelihood class
Merge pull request #2324 from mazumdarparijat/documentation

handled special case in anova_f_test, CHAID notebook added
Update LibLinearRegression.h

make doxygen produce a link to enum
Update OnlineLibLinear.h

make doxygen produce a link to enum
Loss functions : minor changes and unittests
CLDA unittest added
Merge pull request #2331 from kislayabhi/unittest_old_lda

CLDA unittest added
minor changes in constructor
stochastic gradient boosting added, feature added for automagically choosing problem type in CART
Merge pull request #2316 from mazumdarparijat/gradient

loss functions added for Gradient Boosting
Merge pull request #2327 from mazumdarparijat/gd

stochastic gradient boosting added, feature added for automagically choosing problem type in CART
Merge pull request #2328 from Jiaolong/graph_cut

fixed defects found by Coverity Scan