Merge branch 'master' of github.com:qminer/qminer
Fixed bug in sorting, where JS wrapper got deleted before being passed to JS callbacks.
removed excidental printf left in the code...
Added `global` and `curry` functions to JS API.
Added `map`, `each`, `head` and `tail` functions to store JS API.
Added `shuffle` and `trunc` to JS vector API.
Merge branch 'master' of github.com:qminer/qminer
Merge pull request #30 from blazs/master

Incremental regression tree learner updates
Merge branch 'master' of github.com:qminer/qminer
Merge pull request #31 from blazf/master

bug fixes and new functions in JS API
Stylistic changes to documentation; updated dataset URLs
Merge remote-tracking branch 'upstream/master'