Fixed unused variable warning
Classify now returns string instead of an index
Fixed spelling error
Added console.start() to HoeffdingTree example
Fixed spelling error
Fixed HoeffdingTree documentation; it is now consistent with other descriptions
ALL classification functions now return string
Last changes
Merge pull request #6 from blazs/master

Minor changes of the HoeffdingTree code
speye(dim), eye(dim), zeros(rows,cols), sparse(rows, cols) functions for generating matrices
Merge branch 'master' of github.com:qminer/qminer
doc + inteli